Mag"is*ter*y (?), n. [L.
magisterium the office of a chief, president, director, tutor.
See Magistrate.] 1. Mastery; powerful
medical influence; renowned efficacy; a sovereign remedy.
[Obs.] Holland.
2. A magisterial injunction. [R.]
Brougham.
3. (Chem.) A precipitate; a fine
substance deposited by precipitation; -- applied in old chemistry to
certain white precipitates from metallic solutions; as,
magistery of bismuth. Ure.