Dictionary and Thesaurus

Definition of Magnesia

• (n.) A light earthy white substance, consisting of magnesium oxide, and obtained by heating magnesium hydrate or carbonate, or by burning magnesium. It has a slightly alkaline reaction, and is used in medicine as a mild antacid laxative. See Magnesium.

Synonyms of Magnesia

• Periclase
• Magnesium Oxide

Antonyms of Magnesia

Homophones of Magnesia