Definition of magnesia in English:

magnesia

Syllabification: mag·ne·sia
Pronunciation: /maɡˈnēSHə
 
, maɡˈnēsēə
 
, maɡˈnēZHə
 
, maɡˈnēzēə
 
/

noun

Chemistry
1Magnesium oxide.
  • Chemical formula: MgO
More example sentences
  • But neither of these qualifies: lime is calcium oxide, a compound of calcium and oxygen, and magnesia is magnesium oxide.
1.1Hydrated magnesium carbonate used as an antacid and laxative.
More example sentences
  • Or sometimes medicine such as milk of magnesia can be mixed with chocolate or strawberry-flavored milk.
  • Another option to help reduce discomfort and speed healing is dabbing a mixture of equal parts water and hydrogen peroxide directly on the sore, followed by a bit of milk of magnesia.
  • I had a colonoscopy last fall and the doctor said that I could take milk of magnesia as often as needed.

Origin

late Middle English (referring to a mineral said to be an ingredient of the philosopher's stone): via medieval Latin from Greek Magnēsia, denoting a mineral from Magnesia in Asia Minor.

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