- calcium carbonate n a calcium salt CaCO3 that is found in limestone, chalk, marble, plant ashes, bones, and many shells, that is obtained also as a white precipitate by passing carbon dioxide into a suspension of calcium hydroxide in water, and that is used in dentifrices and in pharmaceuticals as an antacid and to supplement bodily calcium stores
* * *a compound, CaCO3, occurring naturally in a variety of sources, including bones, shells, and limestone. It is used chiefly as an antacid and as a calcium supplement in its native form (see also chalk), and is also used in several purified forms; see precipitated c. carbonate and prepared c. carbonate. [USP] official terminology for precipitated c. carbonate.
Medical dictionary. 2011.
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Calcium carbonate — Calcium carbonate … Wikipedia
calcium carbonate — ► NOUN ▪ a white insoluble compound occurring naturally as chalk, limestone, marble, and calcite, and forming mollusc shells … English terms dictionary
calcium carbonate — n. a white powder or colorless, crystalline compound, CaCO3, found mainly in limestone, marble, and chalk, as calcite, aragonite, etc., and in bones, teeth, shells, and plant ash: it is used in making lime, paints, plastics, etc … English World dictionary
calcium carbonate — noun a salt found in nature as chalk or calcite or aragonite or limestone • Hypernyms: ↑carbonate • Hyponyms: ↑dripstone • Substance Holonyms: ↑chalk, ↑calcite * * * ˌcalcium ˈcarbonate 7 [ … Useful english dictionary
calcium carbonate — kalcio karbonatas statusas T sritis chemija formulė CaCO₃ atitikmenys: angl. calcium carbonate rus. кальций углекислый; кальция карбонат ryšiai: sinonimas – kalcio trioksokarbonatas … Chemijos terminų aiškinamasis žodynas
calcium carbonate — Naturally occurring compound with the chemical formula CaCO3. It occurs commonly as the mineral calcite and less commonly as aragonite, and is the major component of carbonate rocks including limestone and marble. It also forms the matrix or… … Lexicon of Cave and Karst Terminology
calcium carbonate — noun Date: 1869 a compound CaCO3 found in nature as calcite and aragonite and in plant ashes, bones, and shells and used especially in making lime and portland cement and as a gastric antacid … New Collegiate Dictionary
calcium carbonate — a white, crystalline, water insoluble, tasteless powder, CaCO3, occurring in nature in various forms, as calcite, chalk, and limestone: used chiefly in dentifrices and polishes and in the manufacture of lime and cement. [1870 75] * * * … Universalium
calcium carbonate — noun A colourless or white inorganic compound, CaCO, occurring as chalk, limestone, marble etc; reacts with acids to liberate carbon dioxide. Syn: E170, food colouring … Wiktionary
calcium carbonate — a compound with the formula CaCO3 … Geography glossary