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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.

See Examples For:

Q: I’ve tried applying milk of magnesia to my underarms for the last two weeks.

From Seattle Times Oct. 19, 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

In his spare time, Louie crashed society weddings, worked as a movie extra, and harassed his housemates with practical jokes, replacing their deviled ham with cat food and milk with milk of magnesia.

From "Unbroken" by Laura Hillenbrand

The worst area affected is the central coastal region of Magnesia, which meteorologists said had seen as much rainfall in 24 hours as it usually experienced during an entire autumn.

From BBC Sep. 6, 2023

Since Wednesday, officials have ordered the evacuation of several communities in the hard-hit area of Magnesia, a coastal area north of Athens.

From Reuters Jul. 27, 2023

In 190 BCE, Roman armies smashed the forces of Antiochus III at the Battle of Magnesia in western Asia Minor.

From Textbooks Apr. 19, 2023

My grandmother nearly poisoned herself when she mistakenly drank cleaning fluid, thinking it was Milk of Magnesia; both were milky fluids in blue bottles, and she could not read English.

From New York Times Aug. 19, 2013

We know nothing more, except that he did not stay long in Magnesia, but went on to another place where barbarians or semi-barbarians were ruled by a Greek dynasty.

From Euripedes and His Age by Murray, Gilbert

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