Adjacent Words

Magnesia definitions

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Webster's 1828 Dictionary

MAGNE'SIA, n. s as z. [Gr. the lodestone.]
1. A primitive earth, having for its base a metallic substance, called magnesium. It is generally found in combination with other substances. It is absorbent and antacid, and moderately cathartic.

WordNet (r) 3.0 (2005)

n
1: a white solid mineral that occurs naturally as periclase; a source of magnesium [syn: periclase, magnesia, magnesium oxide]

Merriam Webster's

noun Etymology: New Latin, from magnes carneus, a white earth, literally, flesh magnet Date: 1755 magnesium oxide — compare milk of magnesia • magnesian adjective

Merriam Webster's

geographical name — see Manisa

Oxford Reference Dictionary

n. 1 Chem. magnesium oxide. 2 (in general use) hydrated magnesium carbonate, a white powder used as an antacid and laxative. Derivatives: magnesian adj. Etymology: ME f. med.L f. Gk Magnesia (lithos) (stone) of Magnesia in Asia Minor, orig. referring to loadstone

Webster's 1913 Dictionary

Magnesia Mag*ne"si*a (?; 277), n. [L. Magnesia, fem. of Magnesius of the country Magnesia, Gr. ? ? ? a magnet. Cf. Magnet.] (Chem.) 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. Magnesia alba [L.] (Med. Chem.), a bulky white amorphous substance, consisting of a hydrous basic carbonate of magnesium, and used as a mild cathartic.