Magistral /(?)/

Mag·is·tral

Magistral

a.
  1. Pertaining to a master; magisterial; authoritative; dogmatic.
  2. Commanded or prescribed by a magister, esp. by a doctor; hence, effectual; sovereign; as, a magistral sirup.
  3. Formulated extemporaneously, or for a special case; -- opposed to officinal, and said of prescriptions and medicines. (Pharmacy)

Phrases & Compounds
Magistral line
the guiding line, or outline, by which the form of the work is determined. It is usually the crest line of the parapet in fieldworks, or the top line of the escarp in permanent fortifications.

Magistral

n.
  1. A sovereign medicine or remedy. (Med.) [Obs.]
  2. A magistral line. (Fort.)
  3. Powdered copper pyrites used in the amalgamation of ores of silver, as at the Spanish mines of Mexico and South America. (Metal.)