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cal·ci·um car·bon·ate

an astringent, an antacid, and a calcium dietary supplement.
See also: calcite.
Synonym(s): chalk, creta
A regional term for any abuse substance consumed as a white powder, e.g., methamphetamine, amphetamine, cocaine

cal·ci·um car·bon·ate

(kalsē-ŭm kahrbŏ-nāt)
Astringent, antacid, and dietary supplement.
See also: calcite
Synonym(s): chalk.


n an abrasive agent made from compact calcite.
References in periodicals archive ?
In their new series, they're also sharing a flat and, while they're supposed to be as different as chalk and cheese, they are of course as similar as Caerphilly and Camembert.