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magnesia

Syllabification: (mag·ne·sia)
Translate magnesia | into Italian
Definition of magnesia

noun

Chemistry
  • magnesium oxide.
    • Chemical formula: MgO
  • hydrated magnesium carbonate used as an antacid and laxative.

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

magnesia in other Oxford dictionaries

Definition of magnesia in the British & World English dictionary