Etymologies: O

1446 word origins.

O': [Ir. o a descendant.]
O: [See One.]
Oaf: [See Auf.]
Oak: [OE. oke, ok, ak, AS. āc; akin to D. eik, G. eiche, OHG. eih, Icel. eik, Sw. ek, Dan. eeg.]
Oaken: [AS. ācen.]
Oakum: [AS. ācumba; pref. ā- (cf. G. er-, Goth. us-, orig. meaning, out) + cemban to comb, camb comb. See Comb.]
Oar: [AS. ār; akin to Icel. ār, Dan. aare, Sw. åra; perh. akin to E. row, v. Cf. Rowlock.]
Oasis: [L., fr. Gr. 'o`asis; cf. Copt. ouahe.]
Oast: [OE. ost, AS. āst; cf. Gr. a'i^qos burning heat.]
Oat: [OE. ote, ate, AS. āta, akin to Fries. oat. Of uncertain origin.]
Oath: [OE. othe, oth, ath, AS. āð; akin to D. eed, OS. ēð, G. eid, Icel. eiðr, Sw. ed, Dan. eed, Goth. aiþs; cf. OIr. oeth.]
Ob-: [L. ob, prep. Cf. Epi-.]
Obcompressed: [Pref. ob- + compressed.]
Obconic: [Pref. ob- + conic, conical.]
Obcordate: [Pref. ob- + cordate.]
Obdiplostemonous: [Pref. ob- + diplostemonous.]
Obdormition: [L. obdormire to fall asleep.]
Obduce: [L. obducere, obductum; ob (see Ob-) + ducere to lead.]
Obduct: [See Obduce.]
Obduction: [L. obductio.]
Obdurate: [L. obduratus, p. p. of obdurare to harden; ob (see Ob-)+ durare to harden, durus hard. See Dure.]
Obduration: [L. obduratio.]
Obedience: [F. obédience, L. obedientia, oboedientia. See Obedient, and cf. Obeisance.]
Obedient: [OF. obedient, L. obediens, oboediens, -entis. p. pr. of obedire, oboedire, to obey. See Obey.]
Obediential: [Cf. F. obédientiel.]
Obeisance: [F. obéissance obedience, fr. obéissant. See Obey, and cf. Obedience, Abaisance.]
Obeisant: [F. obéissant, p. pr. of obéir to obey.]
Obelion: [NL., from Gr. 'obelo`s a spit.]
obelisk: [L. obeliscus, Gr. 'obeli`skos, dim. of 'obelo`s a spit, a pointed pillar: cf. F. obélisque.]
Obelize: [Gr. 'obeli`zein, fr. 'obelo`s. See Obelus.]
Obelus: [L., fr. Gr. 'obelo`s, prop., a spit.]
Obequitate: [L. obequitatus, p. p. of obequitare to ride about.]
Oberon: [F., fr. OF. Auberon; prob. of Frankish origin.]
Oberration: [L. oberrate to wander about.]
Obese: [L. obesus eaten away, lean; also, that has eaten itself fat, fat, stout, p. p. of obedere to devour; ob (see Ob-) + edere to eat. See Eat.]
obesity: [L. obesitas: cf. F. obésité.]
Obey: [OE. obeyen, F. obéir, fr. L. obedire, oboedire; ob (see Ob-) + audire to hear. See Audible, and cf. Obeisance.]
Obfirm: [L. obfirmatus, p. p. of obfirmare to make steadfast. See Ob-, and Firm, v. t.]
Obfirmation: [LL. obfirmatio.]
Obfuscate: [L. obfuscatus, p. p. of obfuscare to darken; ob (see Ob-) + fuscare, fuscatum, to darken, from fuscus dark.]
Obfuscation: [L. obfuscatio.]
Obi: [Prob. of African origin.]
Obi: [Jap.]
Obimbricate: [Pref. ob- + imbricate.]
Obit: [OF. obit, L. obitus, fr. obire to go against, to go to meet, (sc. mortem) to die; ob (see Ob-) + ire to go. See Issue.]
Obiter: [L., on the way; ob (see Ob-) + iter a going, a walk, way.]
Obitual: [L. obitus death. See Obit.]
Obituary: [See Obit.]
obituary: [Cf. F. obituaire. See Obit.]
Object: [L. objectus, p. p. of objicere, obicere, to throw or put before, to oppose; ob (see Ob-) + jacere to throw: cf. objecter. See Jet a shooting forth.]
Object: [L. objectus. See Object, v. t.]
Object: [L. objectus, p. p.]
Objectify: [Object + -fy.]
Objection: [L. objectio: cf. F. objection.]
Objective: [Cf. F. objectif.]
Objectivity: [Cf. F. objectivité.]
Objector: [L., an accuser.]
Objicient: [L. objiciens, p. pr. of objicere to object.]
Objuration: [L. objurare to bind by oath; ob (see Ob-) + jurare to swear, fr. jus right.]
Objurgate: [L. objurgatus, p. p. of objurgare to chide; ob (see Ob-) + jurgare to quarrel, scold, fr. jus right, court. See Jury.]
Objurgation: [L. objurgatio: cf. F. objurgation.]
Objurgatory: [L. objurgatorius.]
Oblanceolate: [Pref. ob- + lanceolate.]
Oblate: [L. oblatus, used as p. p. of offerre to bring forward, offer, dedicate; ob (see Ob-) + latus borne, for tlatus. See Tolerate.]
Oblate: [From Oblate, a.]
Oblati: [LL., fr. L. oblatus. See Oblate.]
Oblation: [L. oblatio: cf. F. oblation. See Oblate.]
Oblatrate: [L. oblatratus, p. p. of oblatrare to bark against.]
Oblatum: [NL. See Oblate.]
Oblectate: [L. oblectatus, p. p. of oblectare.]
Oblectation: [L. oblectatio.]
Obligate: [L. obligatus, p. p. of obligare. See Oblige.]
Obligation: [F. obligation. L. obligatio. See Oblige.]
Obligato: [It.]
Obligatory: [L. obligatorius: cf. F. obligatoire.]
Oblige: [OF. obligier, F. obliger, L. obligare; ob (see Ob-) + ligare to bind. See Ligament, and cf. Obligate.]
obligee: [F. obligé, p. p. of obliger. See Oblige.]
Obliquation: [L. obliquatio, fr. obliquare to turn obliquely. See Oblique.]
Oblique: [F., fr. L. obliquus; ob (see Ob-) + liquis oblique; cf. licinus bent upward, Gr. le`crios slanting.]
Obliquity: [L. obliquitas: cf. F. obliquité.]
Oblite: [L. oblitus, p. p. pf oblinere to besmear.]
Obliterate: [L. obliteratus, p. p. of obliterare to obliterate; ob (see Ob-) + litera, littera, letter. See Letter.]
Obliteration: [L. obliteratio: cf. F. oblitération.]
Oblivion: [L. oblivio, akin to oblivisci to forget: cf. OF. oblivion.]
Oblivious: [L. obliviosus: cf. F. oblivieux.]
Oblocutor: [L. oblocutor, obloquutor, fr. obloqui, oblocutus, to speak against; ob (see Ob-) + loqui to speak. See Loquacious.]
Oblong: [L. oblongus; ob (see Ob-) + longus long: cf. F. oblong.]
Oblongata: [NL.]
Oblongum: [NL. See Oblong.]
Obloquy: [L. obloquium, fr. obloqui. See Oblocutor.]
Obluctation: [L. oblictutio, fr. obluctari to struggle against.]
Obmutescence: [L. obmutescens, p. pr of obmutescere to become dumb; ob (see Ob-) + mutescere to grow dumb, fr. mutus dumb.]
Obnoxious: [L. obnoxius; ob (see Ob-) + noxius hurtful. See Noxious.]
Obnubilate: [L. obnubilatus, p. p. of obnubilare to obscure. See Ob-, and Nubilate.]
Oboe: [It., fr. F. hautbois. See Hautboy.]
Obolary: [See Obolus.]
Obole: [Cf. F. obole. See Obolus.]
Obolo: [Cf. Obolus.]
Obolus: [L., fr. Gr. ]
Obomegoid: [Pref. ob- + omegoid.]
Oboval: [Pref. ob- + oval.]
Obovate: [Pref. ob- + ovate.]
Obreption: [L. obreptio, fr. obrepere, obreptum, to creep up to; ob (see Ob-) + repere to creep.]
Obreptitious: [L. obreptitus. See Obreption.]
Obrogate: [L. obrogatus, p. p. of obrogare to obrogate.]
Obrok: [Russ. obrok'.]
Obscene: [L. obscenus, obscaenus, obscoenus, ill looking, filthy, obscene: cf. F. obscéne.]
Obscenity: [L. obscentias: cf. F. obscénité.]
Obscurant: [L. obscurans, p. pr. of obscurare to obscure.]
Obscuration: [L. obscurativ: cf. F. obscuration. See Obscure, v. t. ]
Obscure: [L. obscurus, orig., covered; ob- (see Ob-) + a root probably meaning, to cover; cf. L. scutum shield, Skr. sku to cover: cf. F. obscur. Cf. Sky.]
Obscure: [L. obscurare, fr. obscurus: cf. OF. obscurer. See Obscure, a.]
obscurity: [L. obscuritas: cf. F. obscurité.]
obsecrate: [L. obsecratus, p. p. of obsecrare, prop., to ask on religious grounds; ob (see Ob-) + sacrare to declare as sacred, from sacer sacred.]
obsecration: [L. obsecratio: cf. F. obsecration.]
Obsequent: [L. obsequens, p. pr. of obsequi; ob (see Ob-) + sequi. See Sequence.]
Obsequious: [L. obsequiosus, fr. obsequium compliance, fr. obsequi, fr. obsequi: cf. F. obséquieux, See Obsequent, and cf. Obsequy.]
Obsequy: [L. obsequiae, pl., funeral rites, fr. obsequi: cf. F. obsèques. See Obsequent, and cf. Obsequious.]
Observable: [L. observabilis: cf. F. observable.]
Observance: [F. observance, L. observantia. See Observant.]
Observandum: [L.]
Observant: [L. observans, -anits, p. pr. of observare: cf. F. observant. See Observe.]
Observantine: [F. observantin.]
Observation: [L. observatio: cf. F. observation.]
Observator: [L.]
Observatory: [Cf. F. observatoire.]
Observe: [L. observare, observatum; ob (see Ob-) + servare to save, preserve, keep, heed, observe: cf. F. observer. See Serve.]
obsess: [L. obsessus, p. p. of obsidere to besiege; ob (see Ob-) + sedere to sit.]
Obsession: [L. obsessio: cf. F. obsession.]
obsidian: [L. Obsidianus lapis, so named, according to Pliny, after one Obsidius, who discovered it in Ethiopia: cf. F. obsidiane, obsidienne. The later editions of Pliny read Obsianus lapis, and Obsius, instead of Obsidianus lapis, and Obsidius.]
Obsidional: [L. obsidionalis, from obsidio a siege, obsidere to besiege: cf. F. obsidional. See Obsess.]
Obsigillation: [L. ob (see Ob-) + sigillum a seal.]
Obsign: [See Obsignate.]
Obsignate: [L. obsignated, p. p. of obsignare to seal. See Ob-, and Sign.]
Obsignation: [L. obsignatio.]
Obsolesce: [L. obsolescere. See Obsolescent.]
Obsolescence: [See Obsolescent.]
Obsolescent: [L. obsolescens, -entis, p. pr. of obsolescere, to wear out gradually, to fall into disuse; ob (see Ob-) + solere to use, be wont.]
Obsolete: [L. obsoletus, p. p. of obsolescere. See Obsolescent.]
Obstacle: [F., fr. L. obstaculum, fr. obstare to withstand, oppose; ob (see Ob-) + stare to stand. See Stand. and cf. Oust, v.]
Obstancy: [L. obstantia, fr. obstans, p. pr. of obstare. See Obstacle.]
Obstetric: [L. obstetricius, fr. obstetrix, -icis, a midwife, fr. obstare to stand before: cf. F. obstétrique. See Obstacle.]
Obstetricate: [L. obstetricatus, p. p. of obstetricare, fr. obstetrix.]
Obstetricious: [See Obstetric.]
Obstetrics: [Cf. F. obstétrique. See Obstetric.]
Obstinacy: [See Obstinate.]
Obstinate: [L. obstinatus, p. p. of obstinare to set about a thing with firmness, to persist in; ob (see Ob-) + a word from the root of stare to stand. See Stand, and cf. Destine.]
Obstination: [L. obstinatio.]
Obstipation: [L. obstipatio a close pressure; ob (see Ob-) + stipare to press.]
Obstreperous: [L. obstreperus, from obstrepere to make a noise at; ob (see Ob-) + strepere to make a noise.]
Obstriction: [L. obstringere, obstrictum, to bind to or about.]
Obstringe: [See Obstriction.]
Obstruct: [L. obstructus, p. p. of obstruere to build up before or against, to obstruct; ob (see Ob-) + struere to pile up. See Structure.]
Obstruction: [L. obstructio.]
Obstructive: [Cf. F. obstrictif.]
Obstruent: [L. obstruens, p. pr. of obstruere. See Obstruct.]
Obstupefaction: [L. obstuperfacere to stupefy.]
Obstupefy: [Cf.L. obstupefacere. See Ob-, and Stupefy.]
Obtain: [F. obtenir, L. obtinere; ob (see Ob-) + tenere to hold. See Tenable.]
Obtected: [L. obtectus, p. p. of obtegere to cover over.]
Obtemper: [See Obtemperate.]
Obtemperate: [L. obtemperare, obtemperatum to obey.]
Obtend: [L. obtendere, obtentum, to stretch or place before or against; ob (see Ob-) + tendere to stretch.]
Obtenebration: [L. obtenebrate to make dark.]
Obtension: [L. obtentio. See Obtend.]
Obtest: [L. obtestari; ob (see Ob-) + testari to witness, fr. testis a witness.]
Obtestation: [L. obtestatio.]
Obtrectation: [L. obtrectatio, from obtrectare to detract from through envy. See Detract.]
Obtrude: [L. obtrudere, obtrusum; ob (see Ob-) + trudere to thrust. See Threat.]
Obtruncate: [L. obtruncatus, p. p. of obtruncare.]
Obtruncation: [L. obtruncatio.]
Obtrusion: [L. obtrusio. See Obtrude.]
Obtund: [L. obtundere, obtusum; ob (see Ob-) + tundere to strike or beat. See Stutter.]
Obtundent: [L. obtundens, p. pr. of obtundere.]
Obturate: [L. obturatus; p.p. of obturare.]
Obturation: [L. obturare to stop up: cf. F. obturation.]
Obturator: [NL., fr. L. obturare to stop up: cf. F. obturateur.]
Obtuse: [L. obtusus, p. p. of obtundere to blunt: cf. F. obtus. See Obtund.]
Obtusion: [L. obtusio, from obtundere to blunt. See Obtund.]
Obumbrant: [L. obumbrans, p. pr.]
Obumbrate: [L. obumbratus, p. p. of obumbrare to overshadow, cloud; ob + umbrare to shade.]
Obumbration: [L. obumbratio.]
Obuncous: [L. obuncus; ob (see Ob-) + uncus hooked.]
Obvention: [L. obvention, fr. obvenire to come before or in the way of, to befall; ob (see Ob-) + venire to come: cf. F. obvention.]
Obversant: [L. obversans, p. pr. of obversari to hover before; ob (see Ob-) + versare to move about.]
Obverse: [L. obversus, p. p. of obvertere. See Obvert.]
Obverse: [Cf. F. obverse, obvers. See Obverse, a.]
Obversion: [L. obversio a turning towards.]
Obvert: [L. obvertere; ob (see Ob-) + vertere to turn. See Verse.]
Obviate: [L. obviare; ob (see Ob-) + viare to go, fr. via way. See Voyage.]
Obvious: [L. obvius; ob (see Ob-) + via way. See Voyage.]
Obvolute: [L. obvolutus, p. p. of obvolvere to wrap round; ob (see Ob-) + volvere to roll.]
Oca: [Sp.]
Ocarina: [Cf. It. carino pretty.]
Occamy: [A corruption of alchemy.]
Occasion: [F. occasion, L. occasio, fr. occidere, occasum, to fall down; ob (see Ob-) + cadere to fall. See Chance, and cf. Occident.]
Occasion: [Cf. F. occasionner.]
Occasional: [Cf. F. occasionnel.]
Occasive: [L. occasivus, fr. occasus a going down, setting of the heavenly bodies, fr. occidere to fall or down. See Occasion.]
Occecation: [L. occaecatio, fr. occaecare to make blind; ob + caecare to blind, fr. caecus blind.]
Occident: [F., fr. L. occidens, occidentis, fr. occidents, p. pr. of occidere to fall or go down. See Occasion.]
Occidental: [L. occidentalis; cf. F. occidental.]
Occiduous: [L. occiduus, fr. occidere to go down.]
Occipital: [Cf. F. occipital.]
Occipito-: [See Occiput.]
Occiput: [L., fr. ob (see Ob-) + caput head. See Chief.]
Occision: [L. occisio, fr. occidere, occisium, to cut down, to kill; ob (see Ob-) + caedere to cut.]
Occlude: [L. occludere, occlusum; ob (see Ob-) + claudere to shut.]
Occludent: [L. occludens, p. pr. of occludere.]
Occluse: [L. occlusus, p. p. See Occlude.]
Occlusion: [See Occlude.]
Occrustate: [See Ob-, and Crustated.]
Occult: [L. occultus, p. p. of occulere to cover up, hide; ob (see Ob-) + a root prob. akin to E. hell: cf. F. occulte.]
Occultation: [L. occultatio a hiding, fr. occultare, v. intens. of occulere: cf. F. occultation. See Occult.]
Occupancy: [See Occupant.]
Occupant: [L. occupans, p. pr. of occupare: cf. F. occupant. See Occupy.]
Occupate: [L. occupatus, p. p. of occupare. See Occupy.]
Occupation: [L. occupatio: cf. F. occupation.]
Occupy: [OE. occupien, F. occuper, fr.L. occupare; ob (see Ob-) + a word akin to capere to take. See Capacious.]
Occur: [L. occurrere, occursum; ob (see Ob-) + currere to run. See Course.]
Occurrence: [Cf. F. occurrence. See Occur.]
Occurrent: [L. occurrens, -entis, p. pr. of occurrere: cf. F. occurrent. See Occur.]
Occurse: [L. occursus.]
Occursion: [L. occursio. See Occur.]
Ocean: [F. océan, L. oceanus, Gr. 'wkeano`s ocean, in Homer, the great river supposed to encompass the earth.]
Oceanic: [Cf. F. océanique. See Ocean.]
Oceanography: [Ocean + -graphy.]
Oceanology: [Ocean + -logy.]
Oceanus: [L., from Gr. .]
Ocellated: [L. ocellatus, fr. ocellus a little eye, dim. of oculus an eye.]
Ocellus: [L., dim. of oculus an eye.]
Oceloid: [Ocelot + -oid.]
Ocelot: [Mexican ocelotl.]
Ocher: [F. ocre, L. ochra, fr. Gr. , from () pale, pale yellow.]
ocher mutation: [A humorous variation on the term amber mutation.]
Ocherous: [Cf. F. ocreux.]
Ochlesis: [NL., fr. Gr. disturbance, fr. 'o`clos crowd, mob.]
Ochlocracy: [Gr. ; 'o`clos the populace, multitude + kratei^n to be strong, to rule, kra`tos strength: cf. F. ochlocratie.]
Ochrea: [L.]
Ochroleucous: [Gr. ocher + white.]
Ocrea: [L.]
Ocreate: [See Ochrea.]
Octachord: [Gr. with eight strings; 'okta- (for 'oktw` eight) + string, chord: cf. F. octacorde.]
Octad: [Gr. , , the number eight.]
Octaemeron: [NL., fr. Gr. , neut. of of the eighth day.]
Octagon: [Gr. eight-cornered; 'okta- (for 'oktw` eight) + an angle: cf. F. cctogone.]
octagynous: [Octa- + Gr. gynh` wife.]
octahedral: [See octahedron.]
octahedron: [Gr. 'okta`edron, fr. 'okta`edros eight-sided; 'okta- (for 'oktw` eight) + "e`dra seat, base, from "e`zesqai to sit.]
octamer: [Octa- + Gr. me`ros part.]
octamerous: [Octa- + Gr. me`ros part.]
Octameter: [Cf.L. octameter in eight feet. See Octa-, and meter.]
Octandria: [NL., fr. Gr. 'okta- (for 'oktw` eight) + , , male, man.]
octane: [See Octa-]
Octangular: [L. octangulus eight-cornered; octo eight + angulus angle.]
Octant: [L. octans, -antis. fr. octo eight. See Octave.]
octanucleotide: [Octa- + nucleotide.]
octapeptide: [Octa- + peptide.]
Octapla: [NL., fr. Gr. 'okta- (for 'oktw` eight) + -pla, as in E. hexapla; cf. Gr. eightfold.]
Octateuch: [L. octateuchus, Gr. .]
Octavalent: [Octa- + L. valens, p. pr. See Valence.]
Octave: [F., fr. L. octava an eighth, fr. octavus eighth, fr. octo eight. See Eight, and cf. Octavo, Utas.]
Octavo: [L. in octavo; in in + octavo, abl. of octavus. See Octave.]
Octene: [See Octo-.]
Octennial: [L. octennium a period of eight years; octo eight + annus year.]
octet: [From L. octo eight, like E. duet, fr.L. duo. See Octave.]
Octic: [Octo- + -ic.]
Octile: [Cf. F. octil, a. See Octant.]
Octillion: [L. octo eight + -illion, as in E. million: cf. F. octillion.]
Octo-: [L. octo eight, Gr. 'oktw`, with a combining form 'okta-. Cf. Eight.]
October: [L., the eighth month of the primitive Roman year, which began in March, fr. octo eight: cf. F. Octobre. See Octave.]
Octocera: [NL.]
Octocerata: [NL., fr. Gr. 'oktw` eight + , a horn.]
Octodecimo: [L. octodecim eighteen. See Octavo, Decimal, and -mo.]
Octodentate: [Octo- + dentate.]
Octodont: [Octo- + Gr. , .]
Octofid: [Octo- + root of L. findere to split: cf. F. octofide.]
Octogamy: [Octo- + Gr. marriage.]
Octogenary: [L. octogenarius, from octogeni eighty each, octoginta eighty, fr. octo eight. See Eight, Eighty.]
Octogild: [Octo- + AS. gild payment.]
Octogynia: [NL., from Gr. 'oktw` eight + gynh` a woman, female.]
Octoic: [See Octo-.]
Octolocular: [Octo- + locular.]
Octonaphthene: [Octo- + naphthene.]
Octonary: [L. octonarius, fr. octoni eight each, fr. octo eight.]
Octonocular: [L. octoni eight each + E. ocular.]
Octopede: [Octo- + L. pes, pedis, foot.]
Octopetalous: [Octo- + petal.]
Octopod: [Gr. eight-footed; 'oktw` eight + poy`s, podo`s, foot: cf. F. octopode.]
Octopoda: [NL.]
Octopodia: [NL., fr. Gr. 'oktw` eight + a little foot.]
Octopus: [NL. See Octopod.]
Octoradiated: [Octo- + radiated.]
Octoroon: [L. octo eight + -roon, as in quadroon.]
Octospermous: [Octo- + Gr. seed.]
Octostichous: [Octo- + Gr. sti`cos a row.]
Octostyle: [Octo- + Gr. a pillar: cf. F. octostyle.]
Octosyllabic: [L. octosyllabus. See Octo-, and Syllable.]
octothorp: [octo- eight + thorp Etymology of thorp uncertain. (ca. 1965). See quotes below. Possibly derived from octalthorpe or octotherp (once used by the Bell System?).]
Octoyl: [Octoic + -yl.]
Octroi: [F.]
Octuor: [From L. octo eight + -uor, as in L. quatuor.]
Octuple: [L. octuplus; cf. Gr. : cf. F. octuple.]
Octyl: [Octane + -yl.]
Octylene: [Octane + ethylene.]
Ocular: [L. ocularis, ocularius, fr. oculus the eye: cf. F. oculaire. See Eye, and cf. Antler, Inveigle.]
Oculate: [L. oculatus, fr. oculus eye.]
Oculiform: [L. oculus the eye + form: cf. F. oculiforme.]
Oculina: [NL., fr. L. oculus the eye.]
Oculinacea: [NL., fr. NL. oculina the name of a typical genus.]
Oculist: [L. oculus the eye: cf. F. oculiste.]
Oculomotor: [Oculo- + motor.]
Oculonasal: [Oculo- + nasal.]
Oculus: [L., an eye.]
Ocypodian: [Gr. 'wky`s swift + poy`s, podo`s, foot.]
Od: [G., fr. Gr. passage.]
Odal: [Cf. Icel. ēal, Dan. odel allodial, Sw. odal.]
Odalisque: [F., fr. Turk. odaliq chambermaid, fr. oda chamber, room.]
Odd: [OE. odde, fr. Icel. oddi a tongue of land, a triangle, an odd number (from the third or odd angle, or point, of a triangle), orig., a point, tip; akin to Icel. oddr point, point of a weapon, Sw. udda odd, udd point, Dan. od, AS. ord, OHG. ort, G. ort place (cf. E. point, for change of meaning).]
Oddment: [Odd + -ment.]
Odds: [See Odd, a.]
Ode: [F., fr. L. ode, oda, Gr. 'w,dh` a song, especially a lyric song, contr. fr. 'aoidh`, fr. 'aei`dein to sing; cf. Skr. vad to speak, sing. Cf. Comedy, Melody, Monody.]
Odelsthing: [Norw. odel odal + ting parliament.]
Odeon: [NL., fr. Gr. , fr. : cf. F. odéon. See Ode.]
Odeum: [L.]
Odible: [L. odibilis. See Odium.]
Odin: [Icel. ; prob.akin to E. wood, a. See Wednesday.]
Odious: [L. odiosus, from odium hatred: cf. F. odieux. See Odium.]
Odium: [L., fr. odi I hate. Cf. Annoy, Noisome.]
Oïdium: [NL., dim. fr. Gr. w,'o`n egg.]
Odmyl: [Gr. "odmh`, "osmh`, stench + -yl.]
odograph: [Gr. "odo`s way + -graph.]
odometer: [Gr. "odo`metron, "odo`metros, an instrument for measuring distance; "odo`s way + me`tron measure: cf. F. odométre, hodométre. See also hodometer.]
odometrical: [Cf. F. odométrique, hodométrique.]
Odonata: [NL., fr. Gr. 'odoy`s, 'odo`ntos, a tooth.]
Odontalgia: [NL., fr. Gr. ; 'odoy`s, 'odo`ntos, a tooth + 'a`lgos pain.]
Odontalgic: [Cf. F. odontalgique.]
Odontiasis: [NL., fr. Gr. 'odoy`s, 'odo`ntos, a tooth.]
Odontoblast: [Odonto- + -blast.]
Odontocete: [NL., from Gr. 'odoy`s, 'odo`ntos, a tooth + kh^tos a whale.]
Odontogeny: [Odonto- + root of Gr. gi`gnesqai to be born: cf: F. odontogénie.]
Odontograph: [Odonto- + -graph.]
Odontoid: [Gr. ; 'odoy`s, 'odo`ntos, a tooth + e'i^dos form: cf. F. odontoïde.]
Odontolcae: [NL., from Gr. 'odoy`s, 'odo`ntos, a tooth + a furrow.]
Odontolite: [Odonto- + -lite.]
Odontology: [Odonto- + -logy: cf. F. odontologie.]
Odontophora: [NL. See Odontophore.]
Odontophore: [Odonto- + Gr. fe`rein to bear.]
Odontoplast: [Odonto- + Gr. pla`ssein to form, mold.]
Odontopteryx: [NL., fr. Gr. 'odoy`s, 'odo`ntos, a tooth + pte`ryx a wing.]
Odontornithes: [NL., fr. Gr. 'odoy`s, 'odo`ntos, a tooth + , , a bird.]
Odontostomatous: [Odonto- + Gr. , , the mouth.]
Odontotormae: [NL., fr. 'odoy`s, 'odo`ntos, a tooth + a socket.]
Odor: [OE. odor, odour, OF. odor, odour, F. odeur, fr. L. odor; akin to olere to smell, Gr. 'o`zein, Lith. ůsti. Cf. Olfactory, Osmium, Ozone, Redolent.]
Odorament: [L. odoramentum. See Odorate.]
Odorant: [L. odorans, -antis, p. pr.]
Odorate: [L. odoratus, p. p. of odorare to perfume, fr. odor odor.]
Odoriferous: [L. odorifer; odor odor + ferre to bear. See Odoe, and 1st Bear.]
Odorous: [L. odorus, fr. odor odor: cf. OF. odoros, odoreux.]
Odyl: [Gr. , passage + matter or material.]
Odyssey: [L. Odyssea, Gr. 'Ody`sseia, fr. 'Odyssey`s Ulysses: cf. F. Odyssée.]
oecoid: [Gr. o'i^kos a house + -oid.]
oecology: [Gr. o'i^kos house + -logy.]
oedema: [NL., from Gr. a swelling, tumor, fr. to swell.]
oeil-de-boeuf: [F., lit., eye of an ox.]
oeil-de-perdrix: [F., lit., eye of a partridge.]
oeiliad: [F. oeillade, fr. oeel eye. See Eyelent.]
oelet: [See Eyelet.]
oenanthic: [Gr. the first shoot of the vine, the vine blossom, the vine; o'i`nh the vine + bloom, 'a`nqos flower.]
oenanthol: [oenanthylic + L. oleum oil.]
oenanthone: [oenanthic + -one]
oenanthyl: [oennthic + -yl.]
oenocyan: [Gr. o'i^nos wine + ky`anos a dark-blue substance.]
oenology: [Gr. wine + -logy.]
oenomania: [NL., fr. Gr. o'i^nos wine + mania.]
oenomel: [Gr. o'i^nos wine + honey.]
oenometer: [Gr. o'i^nos wine + -meter.]
oenophilist: [Gr. o'i^nos wine + to love.]
oenothionic: [Gr. o'i^nos wine + thionic.]
Oersted: [After Hans Christian Oersted, Danish physicist.]
oestrual: [See oestrus.]
oestrus: [L., a gadfly; also, frenzy, fr. Gr. gadfly; hence, sting, fury, insane desire, frenzy.]
Of: [AS. of of, from, off; akin to D. & OS. af, G. ab off, OHG. aba from, away, Icel., Dan., Sw., & Goth. af, L. ab, Gr. , Skr. apa. Cf. Off, A- (2), Ab-, After, Epi-.]
Off: [OE. of, orig. the same word as R. of, prep., AS. of, adv. & prep. √194. See Of.]
offal: [Off + fall.]
Offend: [OF. offendre, L. offendere, offensum; ob (see Ob-) + fendere (in comp.) to thrust, dash. See Defend.]
Offense: [F., fr. L. offensa. See Offend.]
Offension: [OF., fr. L. offensio an offense.]
Offensive: [Cf. F. offensif. See Offend.]
Offer: [OE. offren, AS. offrian to sacrifice, fr. L. offerre; ob (see OB-) + ferre to bear, bring. The English word was influenced by F. offrir to offer, of the same origin. See 1st Bear.]
Offer: [Cf. F. offre, fr. offrir to offer, fr. L. offerre. See Offer, v. t.]
Offertory: [L. offertorium the place to which offerings were brought, in LL. offertory: cf. F. offertoire.]
Offerture: [LL. offertura an offering.]
Office: [F., fr. L. officium, for opificium; ops ability, wealth, help + facere to do or make. See Opulent, Fact.]
Officer: [F. officier. See Office, and cf. Official, n.]
Official: [L. officialis: cf. F. officiel. See Office, and cf. Official, n.]
Official: [L. officialis a magistrate's servant or attendant: cf. F. official. See Official, a., and cf. Officer.]
Officialty: [Cf. F. officialité.]
Officiant: [L. officians, p. pr. See Officiate.]
Officiate: [LL. officiare. See Office.]
Officinal: [F., fr. L. officina a workshop, contr. fr. opificina, fr. opifex a workman; opus work + facere to make or do.]
Officious: [L. officiosus: cf. F. officieux. See Office.]
Offing: [From Off.]
Offlet: [Off + let.]
Offprint: [Off + print.]
Offscouring: [Off + scour.]
Offscum: [Off + scum.]
Offset: [Off + set. Cf. Set-off.]
Offshoot: [Off + shoot.]
Offskip: [Off + -skip, as in landskip.]
Offspring: [Off + spring.]
Offtake: [Off + take.]
Oft: [AS. oft; akin to OS. & G. oft, OHG. ofto, Sw. ofta, Dan. ofte, Icel. opt, Goth. ufta; of uncertain origin. Cf. Often.]
Often: [Formerly also ofte, fr. oft. See Oft., adv.]
Oftensith: [Often + sith time.]
Oftentide: [Often + tide time.]
Oftentimes: [Often + time. Cf. -wards.]
Ofttimes: [Oft + time. Cf. -wards.]
ogdoad: [Gr. 'ogdoa`s, 'ogdoa`dos, from 'oktw` eight.]
Ogdoastich: [Gr. the eighth + a verse.]
Ogee: [F. ogive, augive, LL. augiva, of uncertain origin; cf.LL. ogis a support, prop. L. augere to increase, strengthen, Sp. auge highest point of power or fortune, apogee, Ar. auj, an astronomical term.]
Ogeechee lime: [So named from the Ogeechee River in Georgia.]
Ogganition: [L. oggannire to snarl at; ob (see Ob-) + gannire to yelp.]
Ogham: [Ir.]
Ogive: [F. ogive, OF. augive a pointed arch, LL. augiva a double arch of two at right angles.]
Ogle: [From a Dutch word corresponding to G. äugeln to ogle, fr. auge eye; cf. D. ooglonken to ogle, OD. oogen to cast sheep's eyes upon, ooge eye. See Eye.]
Ogre: [F., fr. Sp. ogro, fr. L. Orcus the god of the infernal regions; also, the lower world, hell.]
Ogress: [F. ogresse. See Ogre.]
Ogygian: [L. Ogygius, Gr. 'Ogy`gios.]
Oh: [See O, interj.]
Ohm: [So called from the German electrician, G. S. Ohm.]
Ohmmeter: [Ohm + meter.]
Oil: [OE. oile, OF. oile, F. huile, fr. L. oleum; akin to Gr. . Cf. Olive.]
Oilery: [Cf. F. huilerie.]
Oillet: [See Eyelet.]
Oint: [F. oint, p. p. of oindre, L. ungere. See Anoint, Ointment.]
Ointment: [OE. oinement, OF. oignement, fr. F. oindre to anoint, L. ungere, unguere; akin to Skr. añj, and to G. anke (in Switzerland) butter. The first t in the E. word is due to the influence of anoint. Cf. Anoint, Unguent.]
ojo: [Sp., prop., an eye.]
okapi: [Native name on the borders of Belgian Congo, possibly the same word as Mpongwe okapo lean.]
Oke: [Turk. okkah, fr. Ar. ūkīyah, wakīyah, prob. fr. Gr. o'yggi`a, o'ygki`a, an ounce, fr. L. uncia. Cf. Ounce a weight.]
Okenite: [Prob. from Lorenz Oken, a German naturalist.]
Olay: [Tamil ōlai.]
Old: [OE. old, ald, AS. ald, eald; akin to D. oud, OS. ald, OFries. ald, old, G. alt, Goth. alpeis, and also to Goth. alan to grow up, Icel. ala to bear, produce, bring up, L. alere to nourish. Cf. Adult, Alderman, Aliment, Auld, Elder.]
Oldster: [Cf. Youngster.]
Olea: [L. olive. See Olive.]
Oleaceous: [L. oléaceus of the olive tree.]
Oleaginous: [L. oleaginus, oleagineus, belonging to the olive, fr. olea olive: cf. F. oléagineux. See Olive, Oil.]
Oleamen: [L.]
Oleander: [F. oléandre (cf. It. oleandro, LL. lorandrum), prob. corrupted, under the influence of laurus laurel, fr. L. rhododendron, Gr. ; rose + tree.]
Oleaster: [L., fr. olea olive tree. See Olive, Oil.]
Oleate: [Cf. F. oléate.]
Olecranon: [NL., fr. Gr. ; elbow + krani`on the head.]
Olefiant: [F. oléfiant, fr.L. oleum oil + -ficare (in comp.). Cf. -Fy.]
olefin: [From Olefiant.]
Oleic: [L. oleum oil: cf. F. oléique.]
Oleiferous: [L. oleum oil + -ferous: cf. F. oléifére.]
Olein: [L. oleum oil: cf. F. oléine.]
Olent: [L. olens, p. pr. of olere to smell.]
Oleograph: [L. oleum oil + -graph.]
Oleomargarine: [L. oleum oil + E. margarine, margarin.]
Oleometer: [L. oleum oil + -meter.]
Oleone: [L. oleum + -one, 1.]
Oleoptene: [L. oleum oil + Gr. fleeting.]
Oleoresin: [L. oleum oil + E. resin.]
Oleose: [L. oleosus, fr. oleum oil.]
Oleraceous: [L. oleraceus, from olus, oleris, garden or pot herbs, vegetables.]
Olf: [Etymol. uncertain.]
Olfaction: [See Olfactory.]
Olfactory: [L. olfactus, p. p. of olfacere to smell; olere to have a smell + facere to make. See Odor, and Fact.]
Æolian: [L. Aeolius, Gr. .]
Olibanum: [LL., fr. Ar. al-luban frankincense; cf. Gr. , , of Semitic origin.]
Olid: [L. olidus, fr. olere to smell.]
Olifant: [OF.]
Oligandrous: [Oligo- + Gr. , , man, male.]
Oliganthous: [Oligo- + Gr. 'a`nqos flower.]
Oligarchic: [Gr. : cf. F. oligarchique. See Oligarchy.]
Oligarchy: [Gr. ; 'oli`gos few, little + 'a`rcein to rule, govern: cf. F. oligarchie.]
Oligist: [See Oligist, a.]
Oligist: [Gr. , superl. of 'oli`gos few, little: cf. F. oligiste.]
Oligocene: [Oligo- + Gr. new, recent.]
Oligochaeta: [NL., fr. Gr. 'oli`gos little, pl., few + hair.]
Oligoclase: [Oligo- + Gr. fracture, fr. to break.]
Oligomerous: [Oligo- + Gr. me`ros part.]
Oligomyoid: [Oligo- + Gr. , , a muscle + -oid.]
Oligopetalous: [Oligo- + petal.]
Oligosepalous: [Oligo- + sepal.]
Oligosiderite: [Oligo- + siderite.]
Oligospermous: [Oligo- + Gr. spe`rma a seed.]
Oligotokous: [Oligo- + Gr. offspring.]
Olio: [Sp. olla a round earthen pot, a dish of boiled or stewed meat, fr. L. olla a pot, dish. Cf. Olla, Olla-podrida.]
Æolipile: [L. aeolipilae; Aeolus god of the winds + pila a ball, or Gr. gate (i. e., doorway of Æolus); cf. F. éolipyle.]
Olitory: [L. olitorius belonging to a kitchen gardener, or to vegetables, fr. olitor a kitchen gardener, fr. olus, oleris, vegetables.]
Oliva: [L. an olive.]
Olivaceous: [L. oliva olive.]
Olivary: [L. olivarius belonging to olives, fr. oliva an olive: cf. F. olivaire.]
Olivaster: [L. oliva olive: cf. F. olivâtre.]
Olive: [F., fr. L. oliva, akin to Gr. . See Oil.]
Oliver: [OF. oliviere.]
Olivil: [Cf. F. olivile.]
Olivine: [Cf. F. olivine.]
Olla: [See Olio.]
Olla-podrida: [Sp., lit., a rotten pot. See Olio.]
Ology: [See -logy.]
Olpe: [NL., fr. Gr. .]
Olusatrum: [L. holusatrum, olusatrum; olus garden herb + ater black.]
Olympiad: [L. olympias, -adis, Gr. 'olympia`s, 'olympia`dos, fr. 'O`lympos Olympus, a mountain in Macedonia: cf. F. olympiade.]
Olympian: [L. Olympius, Olympicus, Gr. 'Oly`mpios, 'Olympiko`s, fr. 'O`lympos: cf. F. olympique. See Olympiad.]
Olympian: [L. See 1st Olympian, a.]
Olympian: [L. See 1st Olympian, n.]
Olympionic: [Gr. a conqueror in the Olympic games.]
Om: [Skr. ōm.]
Omagra: [NL., fr. Gr. shoulder + seizure.]
Omander wood: [Etymol. uncertain.]
Omasum: [L.]
Omber: [F. hombre, fr. Sp. hombre, lit., a man, fr. L. homo. See Human.]
Ombre: [F., of uncertain origin.]
Ombrometer: [Gr. rain + -meter: cf. F. ombrométre.]
Omega: [NL., fr. Gr. 'w^ me`ga, i.e., the great or long o. Cf. Mickle.]
Omegoid: [Omega + -oid.]
omelet: [F. omelette, OF. amelette, alumete, alumelle, perh. fr. L. lamella. Cf. Lamella.]
Omen: [L. omen, the original form being osmen, according to Varro.]
Omentum: [L.]
Omer: [Cf. Homer.]
Omicron: [NL., fr. Gr. Ο ο. See Micro-.]
Ominate: [L. ominatus, p. p. of ominari to presage, fr. omen.]
Omination: [L. ominatio.]
Ominous: [L. ominosus, fr. omen. See Omen.]
Omission: [L. omissio: cf. F. omission. See Omit.]
Omissive: [See Omit.]
Omit: [L. omittere, omissum; ob (see Ob-) + mittere to cause to go, let go, send. See Mission.]
Ommateum: [NL., fr. Gr. , , the eye.]
Ommatidium: [NL., dim. of Gr. , , the eye.]
Omni-: [L. omnis all.]
Omnibus: [L., for all, dat. pl. from omnis all. Cf. Bus.]
Omnicorporeal: [Omni- + corporeal.]
Omnifarious: [L. omnifarius; omnis all + -farius. Cf. Bifarious.]
Omniferous: [L. omnifer; omnis all + ferre to bear.]
Omnific: [Omni- + L. -ficare (in comp.) to make.]
Omniform: [L. omniformis; omnis all + forma form: cf. F. omniforme.]
Omnify: [Omni- + -fy.]
Omnigenous: [L. omniqenus; omnis all + genus kind.]
Omnigraph: [Omni- + -graph.]
Omniparient: [L. omniparens all-producing; omnis all + parere to bring forth.]
Omniparity: [Omni- + -parity.]
Omniparous: [See Omniparient.]
Omnipatient: [Omni- + patient.]
Omnipercipient: [Omni- + percipient.]
Omnipotence: [L. omnipotentia: cf. F. omnipotence.]
Omnipotent: [F., fr.L. omnipotens, -entis; omnis all + potens powerful, potent. See Potent.]
Omnipresence: [Cf. F. omniprésence.]
Omnipresent: [Omni- + present: cf. F. omniprésent.]
Omniprevalent: [Omni- + prevalent.]
Omniscience: [Cf. F. omniscience.]
Omniscient: [Omni- + L. sciens, -entis, p. pr. of scire to know: cf. F. omniscient. See Science.]
Omniscious: [L. omniscius. See Omniscient.]
Omnispective: [Omni- + L. spectus, p. p. of specere, spicere, to view.]
Omnium: [L., of all, gen. pl. of omnis all.]
Omnium-gatherum: [A macaronic compound of L. omnium, gen. pl. of omnis all, and E. gather.]
Omnivagant: [Omni + L. vagans, p. pr. of vagari to wander.]
Omnivora: [NL. See Omnivorous.]
Omnivorous: [L. omnivorus; omnis all + vorate to eat greedily. See Voracious.]
Omo-: [Gr. the shoulder.]
Omohyoid: [Omo- + hyoid.]
Omophagic: [Gr. 'wmofa`gos; 'wmo`s raw + fagei^n to eat.]
Omoplate: [F., from Gr. . See Omo-, and Plate.]
Omostegite: [Omo- + Gr. a roof.]
Omosternum: [Omo- + sternum.]
Omphacine: [Gr. , from an unripe grape or olive: cf. F. omphacin.]
Omphalic: [Gr. having a boss, bossy, fr. the navel. See Navel.]
Omphalo-: [Gr. the navel.]
Omphalocele: [Gr. the navel + a tumor: cf. F. omphalocéle.]
Omphalode: [Omphalo- + Gr. e'i^dos form.]
Omphalomancy: [Omphalo- + -mancy.]
Omphalomesaraic: [Omphalo- + mesaraic.]
Omphalomesenteric: [Omphalo- + mesenteric.]
Omphalopsychite: [Omphalo- + Gr. breath, spirit, soul: cf. F. omphalopsyque.]
Omphalopter: [Gr. the navel + one who looks, belonging to sight: cf. F. omphaloptre.]
Omphalos: [L., fr. Gr. .]
Omphalotomy: [Gr. ; the navel + te`mnein to cut: cf. F. omphalotomie.]
On: [OE. on, an, o, a, AS. on, an; akin to D. aan, OS. & G. an, OHG. ana, Icel. ā, Sw. å, Goth. ana, Russ. na, L. an-, in anhelare to pant, Gr. 'ana`, Zend ana. √195. Cf. A-, 1, Ana-, Anon.]
On: [See On, prep.]
On dit: [F.]
Onager: [L. onager, onagrus, Gr. .]
Onagraceous: [From NL. Onagra an old scientific name of the evening primrose (Œnothera), fr. Gr. 'ona`gra a kind of plant; of uncertain origin.]
Onanism: [Onan (Gen. xxxviii. 9): cf. F. onanisme.]
Once: [OE. ones, anes, an adverbial form fr. one, on, an, one. See One-, -Wards.]
Oncidium: [NL.]
Oncograph: [Gr. bulk + -graph.]
Oncometer: [Gr. bulk + -meter.]
oncotomy: [Gr. 'o`gkos bulk, mass + te`mnein to cut: cf. F. oncotomie.]
onde: [AS. anda malice, anger; akin to Icel. andi, önd, breath.]
Ondogram: [F. onde wave, L. unda + -gram.]
Ondograph: [F. onde wave, L. unda + -graph.]
Ondometer: [F. onde wave, L. unda + -mater.]
Ondoyant: [F., p.pr. of ondoyer to undulate, fr. onde wave, L. unda.]
One: [OE. one, on, an, AS. ān; akin to D. een, OS. ēn, OFries. ēn, ān, G. ein, Dan. een, Sw. en, Icel. einn, Goth. ains, W. un, Ir. & Gael. aon, L. unus, earlier oinos, oenos, Gr. o'i`nh the ace on dice; cf. Skr. ēka. The same word as the indefinite article a, an. √ 299. Cf. 2d A, 1st An, Alone, Anon, Any, None, Nonce, Only, Onion, Unit.]
Oneirocritic: [Cf. F. oneirocritique. See Oneirocritic, a.]
Oneirocritic: [Gr. ; a dream + critical, fr. to discern.]
Oneiromancy: [Gr. a dream + -mancy.]
Oneiroscopy: [Gr. a dream + -scopy.]
Onerary: [L. onerarius, fr. onus, oneris, load, burden: cf. F. onéraire.]
Onerate: [L. oneratus, p. p. pf onerare.]
Onerous: [L. onerosus, fr. onus, oneris, a load, burden: cf. F. onéreux.]
Onguent: [F.]
Onion: [F. ognon, fr. L. unio oneness, unity, a single large pearl, an onion. See One, Union.]
onionskin: [Onion + skin.]
Only: [OE. only, anly, onlich, AS. ānlic, i.e., onelike. See One, and Like, a.]
Only: [See Only, a.]
Onocerin: [NL. Ononis, the generic name of the plant + L. cera wax.]
onology: [Gr. an ass + -logy.]
onomancy: [Gr. 'o`noma name + -mancy. Cf. Nomancy.]
Onomastic: [Gr. , from to name, 'o`noma name.]
Onomasticon: [NL., fr. Gr. 'onomastiko`n (sc. bibli`on), fr. 'onomastiko`s. See Onomastic.]
Onomatechny: [Gr. 'o`noma + art.]
Onomatology: [Gr. 'o`noma, 'ono`matos + -logy.]
Onomatope: [See Onomatopoeia.]
Onomatopoeia: [L., fr. Gr. ; 'o`noma, 'ono`matos, a name + poiei^n to make.]
Onset: [On + set.]
Onslaught: [OE. on on + slaught, slaht, slaughter. See Slaughter.]
Onstead: [Possibly a corruption of homestead.]
Onto: [On + to. Cf. Into.]
Ontogenesis: [See Ontology, and Genesis.]
Ontological: [Cf. F. ontologique.]
Ontologist: [Cf. F. ontologiste.]
Ontology: [Gr. the things which exist (pl.neut. of , , being, p. pr. of to be) + -logy: cf. F. ontologie.]
Onus: [L.]
Onwards: [See -wards.]
Onycha: [NL., from L. onyx, -ychis, onyx, also, a kind of mussel, Gr. , . See Onyx.]
Onychia: [NL. See Onyx.]
Onychomancy: [Gr. , , a finger nail + -mancy: cf. F. onychomancie.]
Onychophora: [NL., from Gr. , , a claw + .]
Onyx: [L., fr. Gr. a claw, finger nail, a veined gem. See Nail, and cf. Onycha.]
oo: [Hawaiian.]
Ooecium: [NL., fr. Gr. w,'o`n an egg + a house.]
Oogenesis: [Gr. w,'o`n an egg + E. genesis.]
Oogonium: [NL., fr. Gr. w,'o`n an egg + offspring.]
Ooidal: [Gr. ; w,'o`n an egg + e'i^dos form.]
Oolite: [Gr. w,'o`n an egg + -lite: cf. F. ooithe. So named from its resemblance to the roe of fish.]
Oolitic: [Cf. F. oolithique.]
Oology: [Gr. w,'o`n an egg + -logy.]
Oolong: [Chinese, green dragon.]
Oop: [Etymol. uncertain.]
Oopack: [So named from a district in China.]
Oophore: [Gr. egg-bearing; w,'o`n an egg + fe`rein to bear.]
Oophorectomy: [Gr. w,'o`n egg + fe`rein to bear + a cutting out.]
Oophoridium: [NL., dim. fr. Gr. . See Oophore.]
Oophoritis: [NL., fr. Gr. w,'o`n egg + fe`rein to bear + -itis.]
Oophyte: [Gr. w,'o`n an egg + fyto`n a plant.]
Oosperm: [Gr. w,'o`n an egg + E. sperm.]
Oosphere: [Gr. w,'o`n an egg + E. sphere.]
Oosporangium: [NL., fr. Gr. w,'o`n an egg + vessel.]
Oospore: [Gr. w,'o`n an egg + a seed.]
Oostegite: [Gr. + a roof.]
Ootheca: [NL., fr. Gr. w,'o`n an egg + a case.]
Ooticoid: [Gr. laying eggs ( egg + a bearing, ti`ktein to bear) + -oid.]
Ootype: [Gr. + -type.]
Ooze: [OE. wose, AS. wase dirt, mire, mud, akin to ws juice, ooze, Icel. vās wetness, OHG. waso turf, sod, G. wasen.]
Ooze: [Prov. Eng. weeze, wooz. See Ooze, n.]
Opacate: [L. opacatus, p. p. of opacare.]
Opacity: [L. opacitas: cf. F. opacité.]
Opacous: [L. opacus. See Opaque.]
Opal: [L. opalus: cf. Gr. , Skr. upala a rock, stone, precious stone: cf. F. opale.]
Opaline: [Cf. F. opalin.]
Opalize: [Cf. F. opaliser.]
Opalotype: [Opal + -type.]
Opaque: [F., fr. L. opacus. Cf. Opacous.]
Opeidoscope: [Gr. , , voice + e'i^dos form + -scope.]
Open: [AS. open; akin to D. open, OS. opan, G. offan, Icel. opinn, Sw. öppen, Dan. aaben, and perh. to E. up. Cf. Up, and Ope.]
Open: [AS. openian. See Open,a.]
Openly: [AS. openlice.]
Opera: [It., fr. opera work, composition, opposed to an improvisation, fr. L. opera pains, work, fr. opus, operis, work, labor: cf. F. opéra. See Operate.]
Operameter: [L. opus, operis, pl. opera work + -meter.]
Operand: [From neuter of L. operandus, gerundive of operari. See Operate.]
Operant: [L. operans, p. pr. of operari. See Operate.]
Operate: [L. operatus, p. p. of operari to work, fr. opus, operis, work, labor; akin to Skr. apas, and also to G. üben to exercise, OHG. uoben, Icel. æfa. Cf. Inure, Maneuver, Ure.]
Operation: [L. operatio: cf. F. opération.]
Operative: [Cf.L. operativus, F. opératif.]
Operator: [L.]
Opercle: [Cf. F. opercule. See Operculum.]
Operculate: [L. operculatus, p. p. of operculare to furnish with a lid, fr. operculum lid.]
Operculiferous: [Operculum + -ferous.]
Operculiform: [L. operculum a cover + -form: cf. F. operculiforme.]
Operculigenous: [Operculum + -genous.]
Operculum: [L., a cover or lid, fr. operire to cover.]
Operetta: [It., dim. of opera.]
Operose: [L. operosus, fr. opera pains, labor, opus, operis, work, labor.]
Operosity: [L. operositas.]
Opertaneous: [L. opertaneus; operire to hide.]
Opetide: [Ope + tide.]
Ophicleide: [F. ophicléide, fr. Gr. 'o`fis a serpent + , gen. , a key. So named because it was in effect the serpent, an old musical instrument, with keys added.]
Ophidia: [NL., fr. Gr. , dim. of 'o`fis a snake.]
Ophidian: [Cf. F. ophidien.]
Ophidian: [Cf. F. ophidien.]
Ophidioid: [Ophidion + -oid.]
Ophidion: [L., fr. Gr. little snake, fr. 'o`fis a serpent.]
Ophiolatry: [Gr. 'o`fis serpent + latrei`a worship.]
Ophiology: [Gr. a serpent + -logy: cf. F. ophioloqie.]
Ophiomancy: [Gr. 'o`fis a serpent + -mancy: cf. F. ophiomantie.]
Ophiomorpha: [NL. See Ophiomorphous.]
Ophiomorphite: [Gr. 'o`fis a serpent + morfh` form.]
Ophiomorphous: [Gr. 'o`fis a serpent + -morphous.]
Ophiophagous: [Gr. 'o`fis a serpent + to eat: cf. F. ophiophage.]
Ophiophagus: [NL. See Ophiophagous.]
Ophite: [Gr. 'ofi`ths, fr. 'o`fis a serpent.]
Ophite: [L. ophites, Gr. 'ofi`ths (sc. ), a kind of marble spotted like a serpent: cf. F. ophite.]
Ophite: [L. Ophitae, pl. See Ophite, a.]
Ophiuchus: [L., fr. Gr. , lit., holding a serpent; 'o`fis a serpent + to hold.]
Ophiura: [NL., from Gr. 'o`fis snake + 'oyra` a tail.]
Ophiurida: [NL.]
Ophiurioidea: [NL., fr. Gr. 'o`fis serpent + 'oyra` tail + e'i^dos form.]
Ophryon: [NL., fr. Gr. , , the brow.]
Ophthalmia: [F. ophthalmie, L. ophthalmia, fr. Gr. 'ofqalmi`a, fr. 'ofqalmo`s the eye, akin to E. optic. See Optic.]
Ophthalmic: [Gr. 'ofqalmiko`s: cf. F. ophthalmique. See Ophthalmia.]
Ophthalmite: [Gr. 'ofqalmo`s the eye.]
Ophthalmology: [Gr. 'ofqalmo`s the eye + -logy: cf. F. ophthalmologie.]
Ophthalmometer: [Gr. 'ofqalmo`s eye + -meter.]
Ophthalmoscope: [From Gr. 'ofqalmo`s the eye + -scope.]
Ophthalmoscopy: [Cf. F. ophthalmoscopie.]
Opianic: [From Opium.]
Opianyl: [Opianic + -yl.]
Opiate: [From Opium: cf. F. opiat.]
Opiate: [See Opium.]
Opiferous: [L. opifer; ops, opis, help + ferre to bear.]
Opifice: [L. opificium, fr. opifex workman. See Office.]
Opinable: [L. opinabilis.]
Opination: [L. opinatio. See Opine,]
Opinator: [L.]
Opine: [L. opinari, p. p. opinatus; akin to opinus (in comp.) thinking, and perh. to E. apt: cf. F. opiner.]
Opiniaster: [OF. opiniastre, F. opiniâtre. See Opinion.]
Opiniatrety: [Cf. F. opiniâtreté.]
Opinion: [F., from L. opinio. See Opine.]
Opinionist: [Cf. F. opinioniste.]
Opiparous: [L. opiparus, fr. ops, opis, riches + parare to provide.]
Opisometer: [Gr. backwards + -meter.]
Opisthion: [NL., fr. Gr. hinder.]
Opisthobranchia: [NL., from Gr. 'o`pisqen behind + gills.]
Opisthocoelian: [Gr. 'o`pisqen behind + koi^los hollow,]
Opisthodome: [L. opisthodomus, Gr. ; 'o`pisqen behind + do`mos house: cf. F. opisthodome.]
Opisthoglypha: [NL., from Gr. 'o`pisqen behind + to carve.]
Opisthography: [Gr. 'o`pisqen behind + -graphy.]
Opisthomi: [NL., fr. Gr. 'o`pisqen behind + the shoulder.]
Opisthopulmonate: [Gr. 'o`pisqen behind + E. pulmonate.]
Opisthotic: [Gr. 'o`pisqen behind + , , ear.]
Opisthotonos: [NL., from Gr. backwards + a stretching.]
Opitulation: [L. opitulatio, fr. opitulari to bring help.]
Opium: [L., fr. Gr. poppy juice, dim. of vegetable juice.]
Ople tree: [L. opulus a kind of maple tree.]
Opobalsam: [L. opobalsamum, Gr. ; vegetable juice + balsam.]
Opodeldoc: [So called by Paracelsus. The first syllable may be fr. Gr. vegetable juice.]
Opolchenie: [Russ., fr. opolchit' to make an army, polk army. Cf. Folk.]
Opopanax: [L., fr. Gr. ; vegetable juice + pa`nax, pa`nakes, a kind of plant: cf. F. opopanax.]
Opossum: [Of N. American Indian origin.]
Oppidan: [L. oppidanus, fr. oppidum town.]
Oppignerate: [L. oppigneratus, p. p. of oppignerare to pawn. See Ob-, and Pignerate.]
Oppilate: [L. oppilatus, p. p. of oppilare to stop up; ob (see Ob-) + pilare to ram down, to thrust.]
Oppilation: [L. oppilatio: cf. F. opilation.]
Oppilative: [Cf. F. opilatif. See Oppilate.]
Opplete: [L. oppletus, p. p. of opplere to fill up; ob (see Ob-) + plere to fill.]
Oppone: [L. opponere. See Opponent.]
Opponent: [L. opponens, -entis, p. pr. of opponere to set or place against, to oppose; ob (see Ob-) + ponere to place. See Position.]
Opportune: [F. opporiun, L. opportunus, lit., at or before the port; ob (see Ob-) + a derivative of portus port, harbor. See Port harbor.]
Opportunism: [Cf. F. opportunisme.]
Opportunist: [Cf. F. opportuniste.]
Opportunity: [F. opportunité, L. opportunitas. See Opportune.]
Oppose: [F. opposer. See Ob-, Pose, and cf.2d Appose, Puzzle, n. Cf.L. opponere, oppositum.]
opposite: [F., fr. L. oppositus, p. p. of opponere. See Opponent.]
Oppositifolious: [See Opposite, Folious.]
Opposition: [F., fr. L. oppositio. See Opposite.]
Oppositipetalous: [See Opposite, and Petal.]
Oppositisepalous: [See Opposite, and Sepal.]
Oppositive: [Cf. F. oppositif. See Opposite.]
Oppress: [F. oppresser, LL. oppressare, fr. L. oppressus, p. p. of opprimere; ob (see Ob-) + premere to press. See Press.]
Oppression: [F., fr. L. oppressio.]
Oppressive: [Cf. F. oppressif.]
Oppressor: [L.]
Opprobrious: [L. opprobriosus, fr. opprobrium. See Opprobrium.]
Opprobrium: [L., fr. ob (see Ob-) + probrum reproach, disgrace.]
Oppugn: [OF. oppugner, L. oppugnare; ob (see Ob-) + pugnare to fight. See Impugn.]
Oppugnancy: [See Oppugnant.]
Oppugnant: [L. oppugnans, p. pr. of oppugnare. See Oppugn.]
Oppugnation: [L. oppugnatio: cf. OF. oppugnation.]
Opsimathy: [Gr. .]
Opsiometer: [Gr. sight + -meter: cf. F. opsiomètre.]
Opsonation: [L. opsonatio.]
Optable: [L. optabilis.]
Optate: [L. optatus, p. p. of optare.]
Optation: [L. optatio. See Option.]
Optative: [L. optativus: cf. F. optatif.]
Optative: [Cf. F. optatif.]
Optic: [From Optic, a.]
Optic: [F. optique, Gr. 'optiko`s; akin to 'o`jis sight, 'o`pwpa I have seen, 'o`jomai I shall see, and to 'o`sse the two eyes, 'o`j face, L. oculus eye. See Ocular, Eye, and cf. Canopy, Ophthalmia.]
Optician: [Cf. F. opticien. See Optic, a.]
Optics: [Cf. F. optique, L. optice, Gr. (sc. ). See Optic.]
Optigraph: [Optic + -graph: cf. F. opticographe. See Optic, a. ]
Optimacy: [Cf. F. optimatie. See Optimate.]
Optimate: [L. optimas, -atis, adj., optimates, n. pl., the adherents of the best men, the aristocrats, fr. optimus the best.]
Optimates: [L. See Optimate.]
Optime: [L., adv. fr. optimus the best.]
Optimism: [L. optimus the best; akin to optio choice: cf. F. optimisme. See Option.]
Optimist: [Cf. F. optimiste.]
Optimity: [L. optimitas, fr. optimus the best.]
Option: [L. optio; akin to optare to choose, wish, optimus best, and perh. to E. apt: cf. F. option.]
optionee: [option + -ee]
Optocoele: [NL. optocoelia, fr. Gr. optic + koi^los a hollow.]
Optogram: [Optic + -gram: cf. F. optogramme.]
Optography: [Optic + -graphy.]
Optometer: [Optic + -meter.]
Opulence: [L. opulentia: cf. F. opulence. See Opulent.]
Opulent: [L. opulens, opulentus, fr. ops, opis, power, wealth, riches, perh. akin to E. apt: cf. F. opulent. Cf. Copious, Couple, Office.]
Opuntia: [NL.]
Opus: [L. See Opera.]
Opuscle: [L. opusculum, dim. of opus work: cf. F. opuscule.]
Opusculum: [L.]
Or: [OE. or, outher, other, auther, either, or, AS. āwðer, contr. from āhwaeðer; ā aye + hwaeðer whether. See Aye, and Whether, and cf. Either.]
Or: [AS. r ere, before. √204. See Ere, prep. & adv.]
Or: [F., fr. L. aurum gold. Cf. Aureate.]
Ora: [AS. See 2d Ore.]
Orach: [F. arroche, corrupted fr. L. atriplex, Gr. . Cf. Arrach.]
Oracle: [F., fr. L. oraculum, fr. orare to speak, utter, pray, fr. os, oris, mouth. See Oral.]
Oracular: [L. oracularius. See Oracle.]
Oragious: [F. orageux.]
Oral: [L. os, oris, the mouth, akin to Skr. ās. Cf. Adore, Orison, Usher.]
Orang-outang: [Malayan ōrang ūtan, i. e., man of the woods; ōrang man + ūtan a forest, wood, wild, savage.]
Orange: [F.; cf. It. arancia, arancio, LL. arangia, Sp. naranjia, Pg. laranja; all fr. Ar. nāranj, Per. nāranj, nārang; cf. Skr. nāranga orange tree. The o- in F. orange is due to confusion with or gold, L. aurum, because the orange resembles gold in color.]
Orangeade: [F., fr. orange.]
Orangeat: [F., fr. orange.]
Orangery: [F. orangerie, fr. orange. See Orange.]
Orarian: [L. orarius, fr. ora coast.]
Oration: [L. oratio, fr. orare to speak, utter, pray. See Oral, Orison.]
Orator: [L., fr. orare to speak, utter. See Oration.]
Oratorian: [Cf. F. oratorien.]
Oratorio: [It., fr. L. oratorius belonging to praying. See Orator, and cf. Oratory.]
Oratorious: [LL. oratorius.]
Oratory: [OE. oratorie, fr. L. oratorium, fr. oratorius of praying, of an orator: cf. F. oratoire. See Orator, Oral, and cf. Oratorio.]
Oratory: [L. oratoria (sc. ars) the oratorical art.]
Oratrix: [L.]
Orb: [OF. orb blind, fr. L. orbus destitute.]
Orb: [F. orbe, fr. L. orbis circle, orb. Cf. Orbit.]
Orbate: [L. orbatus, p. p. of orbare to bereave, fr. orbus bereaved of parents or children. See Orphan.]
Orbation: [L. orbatio.]
Orbic: [L. orbicus, or orbitus, fr. orbis orb.]
Orbicle: [L. orbiculus, dim. of orbis orb.]
Orbicula: [NL. See Orbicle.]
Orbicular: [L. orbicularis, fr. orbiculus, dim. of orbis orb: cf. F. orbiculaire.]
Orbiculate: [L. orbiculatus. See Orbicular.]
Orbit: [L. orbita a track or rut made by a wheel, course, circuit, fr. orbis a circle: cf. F. orbite. See 2d Orb.]
Orbitar: [Cf. F. orbitaire.]
Orbitelae: [NL., fr. L. orbis an orb + tela a web.]
Orbitolites: [NL. See Orbit, and -lite.]
Orbitonasal: [Orbit + nasal.]
Orbitosphenoid: [Orbit + sphenoid.]
Orbitude: [L. orbitudo, orbitas, fr. orbus: cf. F. orbité. See Orbate.]
Orbulina: [NL., dim. of L. orbis orb.]
Orby: [From 2d Orb.]
orc: [L. orca, a kind of whale: cf. F. orque.]
Orcadian: [L. Orcades the Orkney Islands.]
Orchanet: [F. orcanète.]
Orchard: [AS. ortgeard, wyrtgeard, lit., wortyard, i. e., a yard for herbs; wyrt herb + geard yard. See Wort, Yard inclosure.]
Orchesography: [Gr. dance + -graphy.]
Orchestian: [From Gr. a dancer. See Orchestra.]
Orchestra: [L. orchestra, Gr. , orig., the place for the chorus of dancers, from to dance: cf. F. orchestre.]
Orchestre: [F.]
Orchid: [See Orchis.]
Orchidology: [Gr. the orchis + -logy.]
Orchis: [L., fr. Gr. a testicle, the orchis; -- so called from its tubers.]
Orchitis: [NL., fr. Gr. a testicle + -itis.]
Orchotomy: [Gr. a testicle + te`mnein to cut.]
Orcin: [Etymology uncertain: cf. F. orcine.]
Ord: [AS. ord point.]
Ordain: [OE. ordeinen, OF. ordener, F. ordonner, fr. L. ordinare, from ordo, ordinis, order. See Order, and cf. Ordinance.]
Ordalian: [LL. ordalium.]
Ordeal: [AS. ordāl, ordǣl, a judgment; akin to D. oordeel, G. urteil, urtheil; orig., what is dealt out, the prefix or- being akin to ā- compounded with verbs, G. er-, ur-, Goth. us-, orig. meaning, out. See Deal, v. & n., and cf. Arise, Ort.]
Order: [OE. ordre, F. ordre, fr. L. ordo, ordinis. Cf. Ordain, Ordinal.]
Order: [From Order, n.]
Ordinable: [See Ordinate, Ordain.]
Ordinal: [L. ordinalis, fr. ordo, ordinis, order. See Order.]
Ordinance: [OE. ordenance, OF. ordenance, F. ordonnance. See Ordain, and cf. Ordnance, Ordonnance.]
Ordinand: [L. ordinandus, gerundive of ordinare. See Ordain.]
Ordinant: [L. ordinans, p. pr. of ordinare. See Ordain.]
Ordinary: [L. ordinarius, fr. ordo, ordinis, order: cf. F. ordinaire. See Order.]
Ordinate: [L. ordinatus, p. p. of ordinare. See Ordain.]
Ordination: [L. ordinatio: cf. F. ordination.]
Ordinative: [L. ordinativus.]
Ordinator: [L.]
Ordnance: [From OE. ordenance, referring orig. to the bore or size of the cannon. See Ordinance.]
Ordonnance: [F. See Ordinance.]
Ordonnant: [F., p. pr. of ordonner. See Ordinant.]
Ordovician: [From L. Ordovices, a Celtic people in Wales.]
Ordure: [F. ordure, OF. ord filthy, foul, fr. L. horridus horrid. See Horrid.]
Ore: [AS. ār.]
Ore: [AS. ōra; cf. ār brass, bronze, akin to OHG. ēr, G. ehern brazen, Icel. eir brass, Goth. ais, L. aes, Skr. ayas iron. √210. Cf. Ora, Era.]
Oread: [L. Oreas, -adis, Gr. 'Oreia`s, -a`dos, fr. 'o`ros mountain: cf. F. oréade.]
Oreades: [NL.]
Orectic: [Gr. 'orektiko`s, fr. 'o`rexis, yearning after, from 'ore`gein to reach after.]
Oreodon: [Gr. 'o`ros, -eos, mountain + 'odoy`s, 'odo`ntos, tooth.]
Oreography: [Gr. 'o`ros, -eos, mountain + -graphy.]
Oreosoma: [NL., from Gr. 'o`ros, -eos, mountain + sw^ma body.]
Orfgild: [AS. orf, yrfe, cattle, property + gild, gield, money, fine.]
Orfray: [F. orfraie. Cf. Osprey, Ossifrage.]
Orfrays: [OF. orfrais, F. orfroi; F. or gold + fraise, frise, fringe, ruff. See Fraise, and cf. Auriphrygiate.]
Organ: [L. organum, Gr. 'o`rganon; akin to 'e`rgon work, and E. work: cf. F. organe. See Work, and cf. Orgue, Orgy.]
Organdie: [F. organdi.]
Organic: [L. organicus, Gr. 'organiko`s: cf. F. organique.]
Organific: [Organ + L. -ficare (in comp.) to make. See fy.]
Organism: [Cf. F. organisme.]
Organist: [Cf. F. organiste.]
Organista: [Sp., an organis.]
Organization: [Cf. F. organisation.]
Organize: [Cf. F. organiser, Gr. 'organi`zein. See Organ.]
Organo-: [See Organ.]
Organogen: [Organo- + -gen.]
Organogenesis: [Organo- + genesis.]
Organographic: [Cf. F. organographique.]
Organography: [Organo- + -graphy: cf. F. organographie.]
Organoleptic: [F. organoleptique, fr. Gr. an organ + to lay hold of.]
Organology: [Organ + -logy: cf. F. organologie.]
Organon: [NL. organon, L. organum. See Organ.]
Organonymy: [Organo- + Gr., for , a name.]
Organophyly: [Organo- + Gr. clan.]
Organoplastic: [Organo- + -plastic.]
Organoscopy: [Organo- + -scopy.]
Organotrophic: [Organo- + Gr. to nourish.]
Organule: [Dim. of organ.]
Organy: [AS. Organe, from the Latin. See Origan.]
organzine: [F. organsin; cf. Sp. organsino, It. organzino.]
orgasm: [F. orgasme; cf. Gr. 'orgasmo`s a kneading, softening, prob. confused with 'orga^n to swell, especially with lust; to feel an ardent desire.]
Orgeat: [F., fr. orge barley, L. hordeum.]
Orgiastic: [Gr. . See Orgy.]
Orgillous: [OF. orguillous, F. orgueilleux, fr. OF. orgoil pride, F. orgueil.]
Orgue: [F., fr. L. organum organ, Gr. . See Organ.]
Orgy: [F. orgie, orgies, L. orgia, pl., Gr. ; akin to work. See Organ, and Work.]
Orgyia: [NL., fr. Gr. the length of the outstretched arms. So named because, when at rest, it stretches forward its fore legs like arms.]
Orichalch: [L. orichalcum, Gr. ; 'o`ros, mountain + calko`s brass: cf. F. orichalque.]
Oriel: [OF. oriol gallery, corridor, LL. oriolum portico, hall, prob. fr. L. aureolus gilded, applied to an apartment decorated with gilding. See Oriole.]
Oriency: [See Orient.]
Orient: [F., fr. L. oriens, -entis, p. pr. of oriri to rise. See Origin.]
Orient: [F. orienter. Cf. Orientate.]
Oriental: [L. orientalis: cf. F. oriental.]
Orientalism: [Cf. F. orientalisme.]
Orientalist: [Cf. F. orientaliste.]
Orientate: [From Orient.]
Orientation: [Cf. F. orientation.]
Orifice: [F., from L. orificium; os, oris, a mouth + facere to make. See Oral, and Fact.]
Oriflamb: [F. oriflamme, OF. oriflambe, LL. auriflamma; L. aurum gold + flamma flame; cf. L. flammula a little banner. So called because it was a flag of red silk, split into many points, and borne on a gilded lance.]
Origan: [L. origanum, Gr. , , prob. fr. 'o`ros, mountain + brightness, beauty. Cf. Organy.]
Origin: [F. origine, L. origo, -iginis, fr. oriri to rise, become visible; akin to Gr. 'orny`nai to stir up, rouse, Skr. ṛ, and perh. to E. run.]
Original: [F. original, L. originalis.]
Original: [Cf. F. original.]
Originality: [Cf. F. originalité.]
Originary: [L. originarius: cf. F. originaire.]
Originate: [From Origin.]
Origination: [L. originatio.]
Orillon: [F., lit., a little ear, from oreille an ear, fr. L. oricula, auricula, dim. of auris an ear. See Ear.]
Oriole: [OF. oriol, oriouz, orieus, F. loriot (for l'oriol), fr. L. aureolus golden, dim. of aureus golden, fr. aurum gold. Cf. Aureole, Oriel, Loriot.]
Orion: [L., fr. Gr. 'Wri`wn, orig., a celebrated hunter in the oldest Greek mythology, after whom this constellation was named.]
Oriskany: [From Oriskany, in New York.]
Orismology: [Gr. "orismo`s a marking out by boundaries, the definition of a word + -logy. See Horizon.]
Orison: [OF. orison, oreson, oreison, F. oraison, fr. L. oratio speech, prayer. See Oration.]
Orle: [F. orle an orle, a fillet, fr. LL. orla border, dim. of L. ora border, margin.]
Orleans: [So called from the city of Orléans, in France.]
Orlo: [Sp.]
Orlop: [D. overloop the upper deck, lit., a running over or overflowing, fr. overloopen to run over. See Over, and Leap, and cf. Overloop.]
Ormazd: [Zend Ahuramazda.]
ormolu: [F. or moulu; or gold (L. aurum) + moulu, p. p. of moudre to grind, to mill, L. molere. See Aureate, and Mill.]
Ormuzd: [Zend Ahuramazda.]
ornament: [OE. ornement, F. ornement, fr. L. ornamentum, fr. ornare to adorn.]
ornamental: [Cf. F. ornemental.]
Ornate: [L. ornatus, p. p. of ornare to adorn.]
Ornature: [L. ornatura.]
Ornithic: [Gr. 'o`rnis, 'o`rniqos, a bird.]
Ornithichnite: [Ornitho- + Gr. 'i`cnos track.]
Ornithichnology: [Ornitho- + ichnology.]
Ornitho-: [Cf. Ern.]
Ornithodelphia: [NL., fr. Gr. 'o`rnis + delfy`s the womb.]
Ornithoidichnite: [Ornitho- + -oid + Gr. 'i`cnos footstep, track.]
Ornitholite: [Ornitho- + -lite.]
Ornithologic: [Cf. F. ornithologique.]
Ornithologist: [Cf. F. ornithologiste.]
Ornithology: [Ornitho- + -logy: cf. F. ornithologie.]
Ornithomancy: [Gr. ; 'o`rnis, 'o`rniqos, a bird + divination: cf. F. ornithomancie.]
Ornithon: [L., fr. Gr. , fr. 'o`rnis, 'o`rniqos, a bird.]
Ornithopappi: [NL., from Gr. 'o`rnis a bird + an ancestor.]
Ornithopoda: [NL. See Ornitho-, and -poda.]
Ornithorhynchus: [NL., fr. Gr. 'o`rnis, 'o`rniqos, a bird + snout, beak.]
Ornithosauria: [NL. See Ornitho-, and Sauria.]
Ornithoscelida: [NL., fr. Gr. 'o`rnis, 'o`rniqos, a bird + a leg.]
Ornithoscopy: [Ornitho- + -scopy: cf. Gr. divination from birds.]
Ornithotomy: [Gr. 'o`rnis, 'o`rniqos, a bird + te`mnein to cut.]
Orograph: [Gr. 'o`ros mountain + -graph.]
Orography: [Gr. 'o`ros, a mountain + -graphy.]
Oroheliograph: [Gr. 'o`ros mountain + helio- + -graph.]
Orohippus: [NL., fr. Gr. 'o`ros, mountain (referring to the Rocky Mountain region) + "i`ppos horse.]
Oroide: [F. or gold (L. aurum) + Gr. e'i^dos form.]
Orological: [Cf. F. orologique.]
Orology: [Gr. 'o`ros mountain + -logy: cf. F. orologie.]
Orometer: [Gr. 'o`ros mountain + -meter.]
Orotund: [L. os, oris, the mouth + rotundus round, smooth.]
Orphan: [L. orphanus, Gr. , akin to L. orbus. Cf. Orb a blank window.]
Orphanotrophy: [L. orphanotrophium, Gr. ; an orphan + to feed, bring up.]
Orphean: [L. Orphēus, Gr. .]
Orpheline: [F. orphelin. See Orphan.]
Orpheus: [L. Orpheus, Gr. .]
Orphic: [L. Orphicus, Gr. .]
Orphrey: [See Orfrays.]
Orpiment: [F., fr. L. auripigmentum; aurum gold + pigmentum pigment. Cf. Aureate, Pigment, Orpin, Orpine.]
Orpin: [F., orpiment, also, the plant orpine. See Orpiment.]
orpine: [F. orpin the genus of plants which includes orpine; -- so called from the yellow blossoms of a common species (Sedum acre). See Orpiment.]
Orrery: [So named in honor of the Earl of Orrery.]
Orris: [Prob. corrupted from It. ireos iris. See Iris.]
Orris: [Contr. from orfrays, or from arras.]
Orseille: [F.]
Orsellic: [From F. orseille archil. See Archil.]
Ort: [Akin to LG. ort, ortels, remnants of food, refuse, OFries. ort, OD. oorete, ooraete; prob. from the same prefix as in E. ordeal + a word akin to eat.]
Orthis: [NL., fr. Gr. 'orqo`s straight.]
Orthite: [Gr. 'orqo`s straight.]
Ortho-: [Gr. 'orqo`s straight; akin to Skr. ūrdhva upright, vṛdh to grow, to cause to grow.]
Orthocarbonic: [Ortho- + carbonic.]
Orthocenter: [Ortho- + center.]
Orthoceras: [NL., fr. Gr. 'orqo`s straight + ke`ras a horn.]
Orthoceratite: [Ortho- + Gr. , , a horn.]
Orthoclase: [Ortho- + Gr. to break.]
Orthodiagonal: [Ortho- + diagonal.]
Orthodome: [Ortho- + dome.]
Orthodox: [L. orthodoxus, Gr. 'orqo`doxos; 'orqo`s right, true + do`xa opinion, dokei^n to think, seem; cf. F. orthodoxe. See Ortho-, Dogma.]
Orthodoxy: [Gr. : cf. F. orthodoxie. See Orthodox.]
Orthodromic: [Ortho- + Gr. to run.]
Orthodromy: [Cf. F. orthodromie.]
orthoepy: [Gr. 'orqoe`peia; 'orqo`s right + 'e`pos a word: cf. F. orthoépie. See Ortho-, and Epic.]
orthogamy: [Ortho- + Gr. marriage.]
Orthognathous: [Ortho- + Gr. gna`qos the jaw.]
Orthogon: [Ortho- + Gr. gwni`a angle: cf. F. orthogone, a.]
Orthogonal: [Cf. F. orthogonal.]
Orthograph: [Ortho- + -graph.]
Orthographic: [Cf. F. orthographique, L. orthographus, Gr. .]
Orthography: [OE. ortographie, OF. orthographie, L. orthographia, Gr. , fr. writing correctly; 'orqo`s right + gra`fein to write. See Ortho-, and Graphic.]
Orthology: [Gr. ; 'orqo`s right + lo`gos speech, description: cf. F. orthologie.]
Orthometric: [See Orthometry.]
Orthometry: [Ortho- + -metry.]
Orthomorphic: [Ortho- + morphic.]
orthopedics: [Ortho- + Gr. , , a child.]
Orthopedy: [Ortho- + Gr. , , a child.]
Orthophony: [Ortho- + Gr. fwnh` voice.]
Orthopinacoid: [Ortho- + pinacoid.]
Orthopnœa: [L. orthopnoea, Gr. ; 'orqo`sstraight, right + pnei^n to breathe: cf. F. orthopnée.]
Orthopoda: [NL. See Ortho-, and -poda.]
Orthopraxy: [Gr. 'orqo`s straight + a doing.]
Orthoptera: [NL., fr. Gr. 'orqo`s straight + feather, wing.]
Orthorhombic: [Ortho- + rhombic.]
Orthoscope: [Ortho- + -scope.]
Orthosilicic: [Ortho- + silicic.]
Orthospermous: [Ortho- + Gr. seed.]
Orthostade: [Gr. ; 'orqo`s straight + to place.]
Orthostichy: [Ortho- + Gr. sti`cos row.]
Orthotomic: [Ortho- + Gr. to cleave.]
Orthotone: [Ortho- + Gr. tone, accent.]
Orthotropal: [Ortho- + Gr. to turn: cf. F. orthotrope.]
Orthotropic: [See Orthotropal.]
Orthoxylene: [Ortho- + xylene.]
Ortive: [L. ortivus, fr. oriri, ortus, to rise: cf. F. ortive.]
Ortolan: [F., fr. It. ortolano ortolan, gardener, fr. L. hortulanus gardener, fr. hortulus, dim. of hortus garden. So called because it frequents the hedges of gardens. See Yard an inclosure, and cf. Hortulan.]
Ortygan: [Gr. , , a quail.]
Orval: [F. orvale.]
Orvet: [F.]
Orvietan: [F. orviétan: cf. It. orvietano. So called because invented at Orvieto, in Italy.]
Oryctere: [Gr. 'orykth`r digger: cf. F. oryctère.]
Orycterope: [Gr. 'orykth`r digger + poy`s foot.]
Oryctognosy: [Gr. 'orykto`s dug ( to dig) + gnw^sis knowledge.]
Oryctography: [Gr. 'orykto`s dug + -graphy.]
Oryctological: [Cf. F. oryctologique.]
Oryctology: [Gr. 'orykto`s dug + -logy: cf. F. oryctologie.]
Oryx: [NL., from Gr. 'o`ryx a kind of gazelle or antelope.]
Oryza: [L., rice, Gr. See Rice.]
Os: [L.]
Os: [L.]
Os: [Sw. ås ridge, chain of hills, pl. åsar.]
Oscillaria: [NL., fr. L. oscillare to swing.]
Oscillate: [L. oscillare to swing, fr. oscillum a swing, a little mask or puppet made to be hung from trees and swing in the wind, prob. orig., a little mouth, a dim. from os mouth. See Oral, and cf. Osculate.]
Oscillation: [L. oscillatio a swinging.]
Oscillatoria: [NL. See Oscillatory.]
Oscillatory: [Cf. F. oscillatoire. See Oscillate.]
Oscillogram: [L. oscillare + -gram.]
Oscillograph: [L. oscillare to swing + -graph.]
Oscillometer: [L. oscillare to swing + -meter.]
oscilloscope: [L. oscillare to swing + -scope.]
Oscines: [L. oscen, -inis.]
Oscitancy: [See Oscitant.]
Oscitant: [L. oscitans, -antis, p. pr. of oscitare: cf. F. oscitant.]
Oscitate: [L. oscitare; os the mouth + citare, v. intens. fr. ciere to move.]
Oscitation: [L. oscitatio: cf. F. oscitation.]
Osculant: [L. osculans, -antis, p. pr. of osculari to kiss. See Osculate.]
Osculate: [L. osculatus, p. p. of osculari to kiss, fr. osculum a little mouth, a kiss, dim. of os mouth. See Oral, and cf. Oscillate.]
Osculation: [L. osculatio a kissing: cf. F. osculation.]
Osculatory: [LL. osculatorium. See Osculate.]
Osculatrix: [NL.]
Oscule: [Cf. F. oscule. See Osculum.]
Osculum: [L., a little mouth.]
Osier: [F. osier: cf. Prov. F. oisis, Armor. ozil, aozil, Gr. , , , L. vitex, and E. withy.]
Osiris: [L., fr. Gr. ; of Egyptian origin.]
Osmanli: [So called from Osman. See Ottoman.]
Osmaterium: [NL., fr. Gr. smell.]
Osmazome: [Gr. smell, odor + broth: cf. F. osmazôme.]
Osmiamic: [Osmium + amido.]
Osmidrosis: [NL., from Gr. 'osmh` smell + to sweat.]
osmium: [Gr. 'osmh` a smell, odor, akin to 'o`zein to smell. So named in allusion to the strong chlorinelike odor of osmic tetroxide. See Odor.]
osmogene: [Osmose + root of Gr. ge`nos race.]
osmograph: [Osmose + -graph.]
osmometer: [Gr. 'wsmo`s impulse + -meter.]
Osmose: [Gr. , equiv. to impulse, fr. to push.]
osmosis: [NL., fr. Gr. 'wsmo`s, equiv. to 'w^sis impulse, fr. 'wqei^n to push.]
Osphradium: [NL., fr. Gr. strong scent, fr. to smell.]
Osprey: [Through OF. fr. L. ossifraga (orig., the bone breaker); prob. influenced by oripelargus (mountain stork, a kind of eagle, Gr. ); cf. OF. orpres, and F. orfraie. See Ossifrage.]
Oss: [See Osse, n.]
Osse: [Gr. .]
Ossein: [L. os bone.]
Osselet: [F.]
Osseous: [L. osseus, from os, ossis bone; akin to Gr. 'oste`on, Skr. asthi. Cf. Oyster.]
Osseter: [Russ, osetr' sturgeon.]
Ossicle: [L. ossiculum, dim. of os, ossis, a bone.]
Ossiculum: [L., a little bone.]
Ossiferous: [L. os, ossis, a bone + -ferous: cf. F. ossifère.]
Ossific: [L. os, ossis, bone + facere to make: cf. F. ossifique. See Fact.]
Ossification: [Cf. F. ossification. See Ossify.]
Ossifrage: [L. ossifraga, ossifragus, osprey, fr. ossifragus bone breaking; os, ossis, a bone + frangere, fractum, to break. See Osseous, Break, and cf. Osprey, Ossifragous.]
Ossifragous: [L. ossifragus. See Ossifrage.]
Ossify: [L. os, ossis, bone + -fy: cf. F. ossifier. See Osseous.]
Ossivorous: [L. os, ossis, bone + vorare to devour: cf. F. ossivore.]
Ossuarium: [L.]
Ossuary: [L. ossuarium, fr. ossuarius of or bones, fr. os, ossis, bone: cf. F. ossuaire.]
Osteal: [Gr. 'oste`on a bone.]
Ostein: [Gr. 'oste`on bone.]
Osteitis: [NL. See Osteo-, and -itis.]
Ostend: [L. ostendere to show.]
Ostensible: [From L. ostensus, p. p. of ostendere to show, prop., to stretch out before; fr. prefix obs- (old form of ob-) + tendere to stretch. See Tend.]
Ostension: [L. ostensio a showing: cf. F. ostension. See Ostend.]
Ostensorium: [NL. ostensorium: cf. F. ostensoir. See Ostensible.]
Ostent: [L. ostentus, ostentum, fr. ostendere (p. p. ostensus and ostentus) to show. See Ostensible.]
Ostentate: [L. ostentatus, p. p. of ostentare, v. intens. fr. ostendere. See Ostent.]
Ostentation: [L. ostentatio: cf. F. ostentation.]
Ostentator: [L.]
Osteoblast: [Osteo- + -blast.]
osteoclasis: [NL. See Osteoclast.]
osteoclast: [Osteo- + Gr. kla^n to break.]
osteocolla: [Osteo- + Gr. glue.]
Osteocomma: [NL. See Osteo-, and Comma.]
Osteocope: [Gr. ; 'oste`on a bone + a striking, pain: cf. F. ostéocope.]
Osteocranium: [Osteo- + cranium.]
Osteodentine: [Osteo- + dentine.]
Osteogen: [Osteo- + -gen.]
Osteogenesis: [Osteo- + genesis, or the root of Gr. gi`gnesqai to be born: cf. F. ostéogénie.]
Osteography: [Osteo- + -graphy.]
Osteoid: [Osteo- + -oid: cf. Gr. .]
Osteolite: [Osteo- + -lite.]
Osteologic: [Cf. F. ostéologique.]
Osteology: [Osteo- + -logy: cf. F. ostéologie.]
Osteolysis: [NL. osteo- + Gr. ly`sis a loosing.]
Osteoma: [NL. See Osteo-, and -oma.]
Osteomalacia: [NL., fr. Gr. 'oste`on bone + softness.]
Osteomanty: [Osteo- Gr. mantei`a divination.]
Osteomere: [Osteo- + -mere.]
osteopathy: [Osteo- + Gr. pa`qos suffering.]
Osteoperiostitis: [NL.; osteo- + periosteum + -itis.]
Osteophone: [Gr. 'oste`on bone + fwnh` voice.]
Osteoplast: [Osteo- + Gr. pla`ssein to form.]
Osteoplastic: [Osteo- + -plastic.]
Osteoplasty: [Osteo- + -plasty.]
Osteoporosis: [NL.; osteo- + Gr. po`ros pore.]
Osteopterygious: [Osteo- Gr. a fin.]
Osteosarcoma: [NL. See Osteo-, and sarcoma.]
Osteosclerosis: [NL.; osteo- + sclerosis.]
Osteotome: [Osteo- + Gr. te`mnein.]
Osteozoa: [NL., fr. Gr. 'oste`on a bone + zw^,on an animal.]
Ostiary: [L. ostium door, entrance. See Usher.]
Ostic: [From North American Indian oshtegwon a head.]
Ostiole: [L. ostiolum a little door, dim. of ostium a door: cf. F. ostiole.]
Ostitis: [NL.]
Ostium: [L.]
Ostmen: [See East, and Man.]
Ostosis: [NL., from Gr. 'oste`on a bone.]
Ostracea: [NL., fr. Gr. 'o`strakon shell of a testacean.]
Ostracean: [L. ostrea an oyster. See Oyster.]
Ostracion: [NL., fr. Gr. 'ostra`kion small shell.]
ostracism: [Gr. 'ostrakismo`s, fr. 'ostraki`zein to ostracize. See Ostracize.]
Ostracize: [Gr. 'ostraki`zein, fr. 'o`strakon a tile, a tablet used in voting, a shell; cf. 'o`streon oyster, 'oste`on bone. Cf. Osseous, Oyster.]
Ostracodermi: [NL., fr. Gr. 'o`strakon shell of a testacean + skin.]
Ostracoidea: [NL., fr. Gr. 'o`strakon shell of a testacean + -oid.]
Ostrea: [L., an oyster.]
Ostreaceous: [L. ostrea an oyster. See Oyster.]
Ostreophagist: [Gr. 'o`streon an oyster + fagei^n to eat.]
ostrich: [OE. ostriche, ostrice, OF. ostruche, ostruce, F. autruche, L. avis struthio; avis bird + struthio ostrich, fr. Gr. , fr. bird, sparrow. Cf. Aviary, Struthious.]
Ostriferous: [L. ostrifer; ostrea oyster + ferre.]
Ostrogoth: [L. Ostrogothi, pl. See East, and Goth.]
Otacoustic: [Oto- + acoustic: cf. F. otacoustique.]
Otaheite apple: [So named from Otaheite, or Tahiti, one of the Society Islands.]
Otalgia: [NL., fr. Gr. 'wtalgi`a; o'y^s, 'wto`s, the ear + 'a`lgos pain: cf. F. otalgie.]
Otary: [Gr. 'wtaro`s large-eared, fr. o'y^s, 'wto`s, ear: cf. F. otarie.]
Otheoscope: [Gr. 'wqei^n to push + -scope.]
Other: [See Or.]
Other: [AS. ōðer; akin to OS. āðar, ōðar, D. & G. ander, OHG. andar, Icel. annarr, Sw. annan, Dan. anden, Goth. anþar, Skr. antara: cf. L. alter; all orig. comparatives: cf. Skr. anya other. √180. Cf. Alter.]
Othergates: [Other + gate way. See wards.]
Otherguise: [A corruption of othergates.]
Otherwise: [Other + wise manner.]
Otic: [Gr. , fr. o'y^s, 'wto`s, the ear: cf. F. otique.]
Otiose: [L. otiosus, fr. otium ease.]
Otiosity: [L. otiositas.]
Otis: [L., a kind of bustard, Gr. .]
Otitis: [NL., fr. Gr. o'y^s, 'wto`s, the ear + -itis.]
Oto-: [Gr. o'y^s, 'wto`s, the ear.]
Otoconite: [Oto- + Gr. dust.]
Otocrane: [Oto- + Gr. skull.]
Otocyst: [Oto- + cyst.]
Otography: [Oto- + -graphy.]
Otolith: [Oto- + -lith, -lite.]
Otology: [Oto- + -logy.]
Otopathy: [Oto- + Gr. paqei^n to suffer.]
Otorrhœa: [NL., fr. Gr. o'y^s, 'wto`s, the ear + to flow.]
Otoscope: [Oto- + -scope.]
Otosteal: [Oto- + Gr. 'oste`on a bone.]
Otozoum: [NL., fr. Gr. , a fabled giant + zw^,on an animal.]
Ottava rima: [It. See Octave, and Rhyme.]
Otter: [OE. oter, AS. otor; akin to D. & G. otter, Icel. otr, Dan. odder, Sw. utter, Lith. udra, Russ, vuidra, Gr. "y`dra water serpent, hydra, Skr. udra otter, and also to E. water. √137, 215. See Water, and cf. Hydra.]
Ottoman: [F. ottoman: cf. It. ottomano, ottomanno; -- from Othoman, Othman, or Osman, the name of a sultan who assumed the government of Turkey about the year 1300. Cf. Osmanli, Ottoman a stuffed seat.]
Ottrelite: [From Ottrez, on the borders of Luxembourg.]
Ouakari: [From the native name.]
Ouananiche: [Canadian F., of Amer. Indian origin.]
Ouarine: [F.]
Oubliette: [F., fr. oublier to forget, fr. (assumed) LL. oblitare, L. oblivisci, p. p. oblitus.]
Ouch: [OE. ouch, nouche (a nouch being taken for an ouch: cf. Adder), fr. OF. nusche, nosche, nousche, buckle, clasp, LL. nusca, fr. OHG. nusca, nuscha.]
Ought: [Orig. the preterit of the verb to owe. OE. oughte, aughte, ahte, AS. āhte. √110. See Owe.]
Oughwhere: [AS. āhwaer.]
Ouistiti: [F.]
Ounce: [F. once, fr. L. uncia a twelfth, the twelfth part of a pound or of a foot: cf. Gr. 'o`gkos bulk, mass, atom. Cf. 2d Inch, Oke.]
Ounce: [F. once; cf. It. lonza, Sp. onza; prob. for lonce, taken as l'once, fr. L. lynx, Gr. , or an (assumed) fem. adj. lyncea, from lynx. Cf. Lynx.]
Ounded: [F. ondé, -ée, fr. onde, L. unda, a wave.]
Ouphe: [See Auf.]
Our: [AS. ūre our, of us; akin to ūs us, to us, and to G. unser our, of us, Goth. unsara. √186. See Us.]
Ouretic: [Gr. , from urine. Cf. Uretic.]
Ouroscopy: [Gr. urine + -scopy.]
Ousel: [OE. osel, AS. ōsle; akin to G. amsel, OHG. amsala, and perh. to L. merula blackbird. Cf. Merle, Amsel.]
Oust: [OF. oster, F. ôter, prob. fr. L. obstare to oppose, hence, to forbid, take away. See Obstacle, and cf. Ouster.]
Ouster: [Prob. fr. the OF. infin. oster, used substantively. See Oust.]
Out: [OE. out, ut, oute, ute, AS. ūt, and ūte, ūtan, fr. ūt; akin to D. uit, OS. ūt, G. aus, OHG. ūz, Icel. ūt, Sw. ut, Dan. ud, Goth. ut, Skr. ud. √198. Cf. About, But, prep., Carouse, Utter, a.]
Outcast: [Cf. Sw. utkasta to cast out.]
Outdoor: [For out of door.]
Outer: [AS. ūtor, compar. of ūt, adv., out. See Out, Utter, a.]
Outer: [From Out, v.]
Outermost: [See Uttermost, Utmost, and cf. Outmost.]
outfangthef: [AS. ūt-fangen-þeóf. See Out, Fang, v. t., and Thief.]
outfox: [out + fox; from the supposed cleverness of a fox in stalking prey.]
Outhees: [Cf. LL. uthesium, hutesium, huesium, OF. hueis, and E. hue, in hue and cry.]
Outland: [Out + land. See Outlandish.]
Outlandish: [AS. ūtlendisc foreign. See Out, Land, and -ish.]
Outlaw: [AS. ūtlaga, ūtlah. See Out, and Law.]
Outlaw: [AS. tlagian.]
Outmost: [OE. outemest, utmest, AS. ūtemest, a superl. fr. ūte out. See Out, Utmost, and cf. Outermost.]
Outpace: [Cf. Outpass.]
Outpass: [Cf. Outpace.]
Outré: [F., p.p. of outer to exaggerate, fr. L. ultra beyond. See Outrage.]
Outrage: [Out + rage.]
Outrage: [F. outrage; OF. outre, oltre, beyond (F. outre, L. ultra) + -age, as, in courage, voyage. See Ulterior.]
Outrage: [F. outrager. See Outrage, n.]
Outrageous: [OF. outrageus, F. outrageux. See Outrage, n.]
Outrance: [F. See Outré.]
Outrecuidance: [F., fr. outre beyond + cuider to think, L. cogitare.]
outspan: [D. uitspannen.]
outtasight: [Compressed form of out-of-sight.]
Outward: [AS. ūteweard. See Out, and -ward, -wards.]
Ouvarovite: [Named from the Russian Count Uvaroff.]
Oval: [F. ovale, fr. L. ovum egg. Cf. Egg, Ovum.]
Ovalbumin: [Ovum + albumin.]
Ovaliform: [Oval + -form.]
Ovant: [L. ovans triumphant, p. pr. of ovare to exult.]
Ovariotomy: [Ovarium + Gr. te`mnein to cut.]
Ovaritis: [NL. See Ovarium, and -itis.]
Ovarium: [NL.]
Ovary: [NL. ovarium, fr. L. ovum egg: cf. F. ovaire. See Oval.]
Ovate: [L. ovatus, from ovum egg. See Oval.]
Ovation: [L. ovatio, fr. ovare to exult, rejoice, triumph in an ovation; cf. Gr. to shout: cf. F. ovation.]
Oven: [AS. ofen; akin to D. oven, OHG. ofan, ovan, G. ofen, Icel. ofn, Dan. ovn, Sw. ugn, Goth. aúhns, Gr. 'ipno`s, Skr. ukhā pot.]
Over: [AS. ofer; akin to D. over, G. über, OHG. ubir, ubar, Dan. over, Sw. öfver, Icel. yfir, Goth. ufar, L. super, Gr. "ype`r, Skr. upari. √199. Cf. Above, Eaves, Hyper-, Orlop, Super-, Sovereign, Up.]
Overbattle: [Over + battle, a.]
Overcharge: [Cf. Supercharge, Surcharge.]
Overcharge: [Cf. Supercargo, Supercharge.]
overcoat: [Cf. Surcoat.]
Overcome: [AS. ofercuman. See Over, Come, and cf. Supervene.]
Overest: [Superl. of Over.]
Overflow: [AS. oferflwan. See Over, and Flow.]
Overfull: [AS. oferfull.]
Overgild: [AS. ofergyldan.]
Overgo: [AS. ofergān.]
Overhear: [AS. oferhiéran.]
Overheat: [Cf. Superheat.]
Overhele: [AS. oferhelian.]
Overhent: [See Hent.]
Overhigh: [AS. oferheáh.]
Overhip: [Over + a word akin to E. hop to skip.]
Overjealous: [Over + jealous. Cf. Overzealous.]
Overlade: [Cf. Overload.]
Overlash: [Cf. Prov. E. lash extravagant, lashing lavish.]
Overleap: [AS. oferhleápan. See Over, and Leap.]
Overlip: [AS. oferlibban.]
Overload: [Cf. Overlade.]
Overmount: [Cf. Surmount.]
Overpass: [Cf. Surpass.]
Overplus: [Over + L. plus more. See Plus, and cf. Surplus.]
Overpraise: [Cf. Overprize, Superpraise.]
Overprize: [Cf. Overpraise.]
Override: [AS. offerīdan.]
Oversaturate: [Cf. Supersaturate.]
Oversee: [AS. oferséon to survey, to despise. See Over, and See.]
Overshade: [AS. ofersceadwian. See Over, and Shade, and cf. Overshadow.]
Overshadow: [Cf. Overshade. ]
Overslaugh: [D. overslag.]
Overslaugh: [D. overslaan.]
Overslop: [AS. oferslop.]
Oversow: [AS. ofersawan.]
Overspeak: [AS. ofersprecan.]
Overspread: [AS. ofersprǣdan.]
Overstep: [AS. ofersteppan.]
overt: [OF. overt, F. ouvert, p. p. of OF. ovrir, F. ouvrir, to open, of uncertain origin; cf. It. aprire, OIt. also oprire, L. aperire to open, operire to cover, deoperire to uncover. Perh. from L. aperire influenced by F. couvrir to cover. Cf. Aperient, Cover.]
Overtone: [A translation of G. oberton. See Over, Tone.]
Overtread: [AS. oferiredan.]
Overture: [OF. overture, F. ouverture, fr. OF. ovrir, F. ouvrir. See Overt.]
Overview: [Cf. Survey.]
Overween: [AS. oferwēnian. See Over, and Ween.]
Ovicapsule: [Ovum + capsule.]
Ovicell: [Ovum + cell.]
Ovicular: [L. ovum an egg.]
Ovicyst: [Ovum + cyst.]
Oviduct: [Ovum + duct: cf. F. oviducte.]
Oviferous: [Ovum + -ferous: cf. F. ovifère.]
Oviform: [Ovum + -form: cf. F. oviforme.]
Ovigerous: [Ovum + -gerous: cf. F. ovigere.]
Ovine: [L. ovinus, fr. ovis sheep: cf. F. ovine.]
Ovipara: [NL. See Oviparous.]
Oviparity: [See Oviparous.]
Oviparous: [L. oviparus; ovum egg + parere to bring forth: cf. F. ovipare.]
Oviposit: [See Ovum, and Posit.]
Ovipositor: [L. ovum an egg + positor a placer, fr. ponere to place.]
Ovisac: [Ovum + sac.]
Ovism: [Ovum + -ism.]
Ovococcus: [Ovum + Gr. grain, seed.]
Ovoid: [Ovum + -oid: cf. F. ovoïde.]
Ovolo: [It. ovolo, uovolo, fr. L. ovum an egg. Cf. Ovule.]
Ovology: [Ovum + -logy. Cf. F. ovologie.]
Ovoplasma: [Ovum + plasma.]
Ovotesttis: [NL. See Ovum, and Testis.]
Ovoviviparous: [Ovum + viviparous: cf. F. ovovivipare.]
Ovule: [Dim. of L. ovum an egg: cf. F. ovule. Cf. Ovolo, Ovulum.]
Ovuliferous: [Ovule + -ferous.]
Ovulite: [Ovum + -lite.]
Ovulum: [NL. See Ovule.]
Ovum: [L., an egg. See Oval.]
Owe: [OE. owen, awen, aghen, to have, own, have (to do), hence, owe, AS. āgan to have; akin to G. eigen, a., own, Icel. eiga to have, Dan. eie, Sw. äga, Goth. áigan, Skr. īç. √110. Cf. Ought, v., 2d Own, Fraught.]
Owel: [OF. oel, owel, iwel, ivel, F. égal, fr. L. aequalis.]
Owelty: [OF. oelté, ivelté.]
Owen: [See Own.]
Owher: [AS. āhwaer.]
Owing: [Used in a passive sense for owed (AS. āgen. See Own).]
Owl: [AS. ūle; akin to D. uil, OHG. ūwila, G. eule, Icel. ugla, Sw. ugla, Dan. ugle.]
Owler: [From Owl, v. i.]
Owlet: [Dim. of owl. Cf. Howlet.]
Owling: [From Owl, v. i.]
Own: [OE. unnen to grant, permit, be pleased with, AS. unnan to grant; akin to OS. giunnan, G. gönnen, Icel. unna; of uncertain origin. This word has been confused with own to possess.]
Own: [OE. owen, awen, auen, aughen, AS. āgen, p. p. of āgan to possess; akin to OS. ēgan, G. & D. eigen, Icel. eiginn, Sw. & Dan. egen. √110. See Owe.]
Own: [OE. ohnien, ahnien, AS. āgnian, fr. āgen own, a. See Own, a.]
Owre: [AS. ūr; akin to G. auerochs, OHG. ūr, ūrohso, Icel. ūrr.]
Ox: [AS. oxa; akin to D. os. G. ochs, ochse, OHG. ohso, Icel. oxi, Sw. & Dan. oxe, Goth. aúhsa, Skr. ukshan ox, bull; cf. Skr. uksh to sprinkle. √214. Cf. Humid, Aurochs.]
Oxalan: [From Alloxan, by transposition of letters.]
Oxalantin: [From Alloxantin, by transposition of letters.]
Oxalate: [Cf. F. oxalate. See Oxalic.]
Oxaldehyde: [Oxalic + aldehyde.]
Oxalethyline: [Oxalic + ethyl + -ine.]
Oxalic: [From Oxalis: cf. F. oxalique.]
Oxaline: [Glyoxal + -ine.]
Oxalis: [L., a kind of sorrel, Gr. 'oxali`s, fr. 'oxy`s sharp, pungent, acid.]
Oxaluramide: [Oxaluric + amide.]
Oxaluric: [Oxalyl + urea.]
Oxalyl: [Oxalic + -yl.]
Oxamethane: [Oxamic + ethyl.]
Oxamethylane: [Oxamic + methyl.]
Oxamic: [Oxalic + amido]
Oxamide: [Oxalic + amide.]
Oxamidine: [Oxygen + amido + -ine.]
Oxanilamide: [Oxanilic + amide.]
Oxanilic: [Oxalic + aniline.]
Oxanilide: [Oxalic + aniline + amide.]
Oxeye: [Ox + eye.]
Oxgang: [Ox + gang, n., 1.]
Oxhead: [Cf. Hogshead.]
Oxidability: [Cf. F. oxydabilité.]
Oxidable: [Cf. F. oxydable.]
Oxidate: [Cf. f. oxyder. See Oxide.]
Oxidation: [Cf. F. oxidation.]
Oxide: [F. oxygène oxygen + acide acid: cf. F. oxyde. The French word was correctly spelt oxide, till about the year 1840, when, in ignorance or forgetfulness of the true history and composition of the word, the orthography was change to make it represent the υ of Gr. 'oxy`s, from which it was supposed to be directly derived.]
Oxindol: [Oxygen + indol.]
Oxiodic: [Oxy- (a) + iodic.]
Oxlip: [AS. oxanslyppe. See Ox, and Cowslip.]
Oxonic: [Prob. glyoxalic + carbonic.]
Oxter: [AS. ōhsta.]
oxyacetic: [Oxy- (b) + acetic.]
Oxyacid: [Oxy- (a) + acid.]
Oxyammonia: [Oxy- (b) + ammonia.]
Oxybenzene: [Oxy- (b) + benzene.]
Oxybenzoic: [Oxy- (b) + benzoic.]
Oxybromic: [Oxy- (a) + bromic.]
Oxybutyric: [Oxy- (b) + butyric.]
Oxycalcium: [Oxy- (a) + calcium.]
Oxychloric: [Oxy- (a) + chloric.]
Oxychloride: [Oxy- (a) + chloride.]
Oxycrate: [Gr. ; acid + to mix: cf. F. oxycrat.]
Oxycymene: [Oxy- (b) + cymene.]
Oxygen: [F. oxygène, from Gr. 'oxy`s sharp, acid + root of gi`gnesqai to be born. So called because originally supposed to be an essential part of every acid.]
Oxygenate: [Cf. F. oxygéner.]
Oxygenation: [Cf. F. oxygénation.]
Oxygenium: [NL.]
Oxygon: [Gr. 'oxy`s sharp + gwni`a an angle: cf. F. oxygone.]
Oxyhaemacyanin: [Oxy- (a) + haemacyanin, haemocyanin.]
Oxyhaemoglobin: [Oxy- (a) + haemoglobin, hemoglobin.]
Oxyhydrogen: [Oxy- (a) + hydrogen.]
Oxymel: [L. oxymeli, Gr. ; 'oxy`s acid + honey.]
Oxymethylene: [Oxy- (a) + methylene.]
Oxymoron: [NL., fr. Gr. , fr. pointedly foolish; 'oxy`s sharp + mwro`s foolish.]
Oxymuriatic: [Oxy- (a) + muriatic: cf. F. oxymuriatique.]
Oxyntic: [Gr. to make acid.]
Oxyopia: [NL. oxyopia, from Gr. 'oxy`s sharp + sight.]
Oxyphenic: [Oxy- (b) + phenol.]
Oxyphony: [Gr. 'oxy`s sharp + fwnh` voice.]
Oxyquinoline: [Oxy- (b) + quinoline.]
Oxyrhyncha: [NL., fr. Gr. 'oxy`s sharp + snout.]
Oxyrrhodine: [Gr. (sc. ); 'oxy`s acid + made of roses, "ro`don rose.]
Oxysalt: [Oxy- (a) + salt.]
Oxytocic: [Gr. 'oxy`s sharp, quick + birth.]
Oxytoluene: [Oxy- (a) + toluene.]
Oxytone: [Gr. ; 'oxy`s sharp + tone.]
Oyer: [Anglo F., a hearing, from OF. oïr, F. ouïr, to hear, L. audire. See Audible.]
Oyez: [Anglo-F. oyez hear ye. See Oyer.]
Oylet: [See Eyelet.]
Oyster: [OF. oistre, F. huître, L. ostrea, ostreum, Gr. 'o`streon; prob. akin to 'ostre`on bone, the oyster being so named from its shell. Cf. Osseous, Ostracize.]
ozena: [NL., fr. L. ozaena, Gr. 'o`zaina, fr. 'o`zein to smell.]
Oözoa: [NL., fr. Gr. w,'o`n an egg + zw^,on an animal.]
ozocerite: [Gr. 'o`zein to smell + khro`s wax.]
ozone: [Gr. 'o`zwn smelling, p. pr. of 'o`zein to smell. See Odor.]
ozonification: [Ozone + L. -ficare to make. See -fy. ]
Ozonometer: [Ozone + -meter.]
Ozonoscope: [Ozone + -scope.]
Ozonoscopic: [Ozone + Gr. skopei^n to view.]