magnesia

¹

[mag-nee-zhuh, -shuh]

noun

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

Magnesia

²

[mag-nee-shee-uh, -zhee-uh]

noun

1. ancient name of Manisa.

magnesia

/ mæɡˈniːʃə, mæɡˈniːsɪk /

noun

1. another name for magnesium oxide

magnesia

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

• magnesian adjective

Word History and Origins

Origin of magnesia¹

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

Word History and Origins

Origin of magnesia¹

C14: via Medieval Latin from Greek Magnēsia, of Magnēs ancient mineral-rich region

Example Sentences

After I read your article about using milk of magnesia topically as a deodorant, I tried it.

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Other readers have been enthusiastic about leaving milk of magnesia on their face overnight.

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

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

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

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