magnesium hydroxide


noun Chemistry.

a white, crystalline, slightly water-soluble powder, Mg(OH)2, used chiefly in medicine as an antacid and as a laxative.

Origin of magnesium hydroxide

First recorded in 1905–10

Medical definitions for magnesium hydroxide

magnesium hydroxide

n.

A white powder used as an antacid and a laxative.