Ruby /(?)/

Ru·by

Ruby

n.

pl. Rubies

  1. A precious stone of a carmine red color, sometimes verging to violet, or intermediate between carmine and hyacinth red. It is a red crystallized variety of corundum. (Min.)
    Of rubies, sapphires, and pearles white.
  2. The color of a ruby; carmine red; a red tint.
    The natural ruby of your cheeks.
  3. That which has the color of the ruby, as red wine. Hence, a red blain or carbuncle.
  4. See Agate, n., 2. (Print.) [Eng.]
  5. Any species of South American humming birds of the genus Clytolaema. The males have a ruby-colored throat or breast. (Zool.)

Phrases & Compounds
Ruby of arsenic
a glassy substance of a red color and a variable composition, but always consisting chiefly of the disulphide of arsenic; -- called also ruby sulphur.
Ruby of zinc
zinc sulphide; the mineral zinc blende or sphalerite.
Ruby silver
red silver. See under Red.

Ruby

a.
  1. Ruby-colored; red; as, ruby lips.

Ruby

v. t.

imp. & p. p. Rubied; p. pr. & vb. n. Rubying

  1. To make red; to redden. [R.]