magnesium hydroxide


Definition of magnesium hydroxide

: a slightly alkaline crystalline compound Mg(OH)2 used especially as a laxative and gastric antacid

First Known Use of magnesium hydroxide

circa 1909, in the meaning defined above

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The first known use of magnesium hydroxide was circa 1909

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Cite this Entry

“Magnesium hydroxide.” Dictionary, Merriam-Webster, Accessed 30 May. 2020.

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magnesium hydroxide


Medical Definition of magnesium hydroxide

: a slightly alkaline crystalline compound Mg(OH)2 that is obtained by hydration of magnesia or by precipitation (as from seawater by lime in the production of magnesium chloride) as a white nearly insoluble powder and is used chiefly in medicine as an antacid and laxative — see milk of magnesia

More from Merriam-Webster on magnesium hydroxide

Nglish: Translation of magnesium hydroxide for Spanish Speakers Encyclopedia article about magnesium hydroxide

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