Magnesia alba
Magnesia Mag*ne"si*a (?; 277), n. [L. Magnesia, fem. of Magnesius of the country Magnesia, Gr. h` Magnhsi`a li`qos a magnet. Cf. {Magnet}.] (Chem.) A light earthy white substance, consisting of magnesium oxide ({MgO}), 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}. [1913 Webster]

{Magnesia alba} [L.] (Med. Chem.), a bulky white amorphous substance, consisting of a hydrous basic carbonate of magnesium, and used as a mild cathartic. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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  • magnesia alba — ˈalbə noun Etymology: New Latin, literally, white magnesia : magnesium carbonate b …   Useful english dictionary

  • Magnesia — ist der Name folgender geographischer Objekte: Magnisia, eine Präfektur in Griechenland in der altgriechischen Transkription Magnesia (Thessalien), eine antike Stadt in Thessalien Magnesia am Mäander, eine antike Stadt in der heutigen Türkei… …   Deutsch Wikipedia

  • Magnesia (disambiguation) — *Magnesia, deriving from the Macedonian tribe name Magnetes, is the name of the southeastern area of Thessaly in central Greece. * Magnesia was also the name of two cities in ancient Lydia (modern Turkey) founded by Greek Magnesians. **One of… …   Wikipedia

  • magnesia — (n.) late 14c., in alchemy, main ingredient of the philosopher s stone, from M.L. magnesia, from Gk. (he) Magnesia (lithos) the lodestone, lit. (the) Magnesian (stone), from Magnesia, region in Thessaly, which is said to be named for the native… …   Etymology dictionary

  • Magnesia — may refer to: a Greek toponym, derived from the tribal name Magnetes Magnesia (peripheral unit), the southeastern area of Thessaly in central Greece Magnesia ad Sipylum, a city of Lydia Magnesia on the Maeander, an ancient Greek city in Anatolia… …   Wikipedia

  • Magnesia — Sf (Mineral) per. Wortschatz fach. (18. Jh.) Entlehnung. L. magnēs aus gr. magnēs bezeichnete eigentlich den Magnetstein, mit dem aber schon seit alters das Mineral Braunstein verwechselt wurde. Im Mittelalter wurde im Gefolge von Plinius l.… …   Etymologisches Wörterbuch der deutschen sprache

  • magnesia — [mag nē′zhə, mag nēshə] n. [ModL magnesia (alba), lit., (white) magnesia (in contrast to ML magnesia, a black mineral < LGr magnēsia < Magnēsia,MAGNESIA): term substituted by F. Hoffmann (1660 1742), Ger physician, for ModL magnes carneus,… …   English World dictionary

  • Magnesia — Mag*ne si*a (?; 277), n. [L. Magnesia, fem. of Magnesius of the country Magnesia, Gr. h Magnhsi a li qos a magnet. Cf. {Magnet}.] (Chem.) A light earthy white substance, consisting of magnesium oxide ({MgO}), and obtained by heating magnesium… …   The Collaborative International Dictionary of English

  • Magnesia [1] — Magnesia (Magnesiumoxyd, Bittererde, Talkerde) Mg O, in der Natur als seltenes Mineral (Periklas) vorkommend, wird künstlich durch Erhitzen des Karbonats oder Oxydhydrats gewonnen (gebrannte Magnesia, M. usta). Es bildet eine weiße leichte… …   Lexikon der gesamten Technik

  • Magnesĭa [2] — Magnesĭa, 1) (Chem., Bittererde), das Oxyd des Magnesiums, s.d. A); 2) Magnesia alba (Weiße M.) u. M. carbonica (Kohlensaure M.), s. unter Kohlensaure Salze; M. usta (M. calcinata, Gebrannte Magnesia, s.u. Magnesium A) …   Pierer's Universal-Lexikon

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