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magnesia

1 American  
[mag-nee-zhuh, -shuh] / mægˈni ʒə, -ʃə /

noun

  1. a white, tasteless substance, magnesium oxide, MgO, used in medicine as an antacid and laxative.


Magnesia 2 American  
[mag-nee-shee-uh, -zhee-uh] / mægˈni ʃi ə, -ʒi ə /

noun

  1. ancient name of Manisa.


magnesia British  
/ mæɡˈniːʃə, mæɡˈniːsɪk /

noun

  1. another name for magnesium oxide

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

magnesia Scientific  
/ măg-nēzhə /
  1. A white powder with a very high melting point. It is used to make heat-resistant materials, electrical insulators, cements, fertilizer, and plastics. It is also used in medicine as an antacid and laxative. Chemical formula: MgO.


Other Word Forms

Etymology

Origin of magnesia

1350–1400; Middle English: philosophers' stone < Medieval Latin magnēsia < Greek ( ) Magnēsía ( líthos ) (the stone) of Magnesia; sense development obscure

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A: There are no studies on milk of magnesia against dandruff, but several readers have praised it.

From Seattle Times • Sep. 21, 2022

For me, the milk of magnesia seems especially effective in fighting the rash.

From Seattle Times • Jul. 28, 2021

She distributed goggles, masks, first-aid supplies and milk of magnesia, which is diluted with water to ease the sting of tear gas.

From New York Times • Jun. 2, 2020

But then some people we’d never met saw us and said, we have some milk of magnesia.

From Washington Post • Jun. 2, 2020

You can get absolutely anything you need in the stores: Breck Special Formulated Shampoo, Phillips’ milk of magnesia, Campbell’s tomato soup, honestly you name it!

From "The Poisonwood Bible" by Barbara Kingsolver

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