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. Holland.
2. A magisterial injunction. 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.