Mag"is*ter*y (?), n. [L. magisterium the office of a chief, president, director, tutor. See Magistrate.]
Mastery; powerful medical influence; renowned efficacy; a sovereign remedy.
A magisterial injunction.
A precipitate; a fine substance deposited by precipitation; -- applied in old chemistry to certain white precipitates from metallic solutions; as, magistery of bismuth.
© Webster 1913.