milk magnesia

milk of magnesia

noun
a milky white suspension in water of magnesium hydroxide, Mg (OH) 2 , used as an antacid or laxative.

Origin:
1875–80; formerly trademark

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Collins
World English Dictionary
milk of magnesia
 
n
a suspension of magnesium hydroxide in water, used as an antacid and laxative

Collins English Dictionary - Complete & Unabridged 10th Edition
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Etymonline
Word Origin & History

milk of magnesia
1880, proprietary name for white suspension of magnesium hydroxide in water, taken as an antacid, invented by U.S. chemist Charles Henry Phillips. Herbal or culinary preparations resembling milk had been similarly named (e.g. milk of almond) since c.1430.
Online Etymology Dictionary, © 2010 Douglas Harper
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American Heritage
Medical Dictionary

milk of magnesia n.
A milky white aqueous suspension of magnesium hydroxide used as an antacid and a laxative.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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