magnesium hydroxide

n.

1.

(Chem.) A slightly alkaline chemical substance, Mg(OH)2, the active principle in the antacid milk of magnesia, also used as a laxative.

Noun

1.

magnesium hydroxide - purgative consisting of a milky white liquid suspension of magnesium hydroxide; used as a laxative and (in smaller doses) as an antacid Synonyms: milk of magnesia

aperient, cathartic, milk of magnesia, physic, purgative