Englishcalcium carbonatenounMeaningA colourless or white inorganic compound, CaCO3, occurring as chalk, limestone, marble etc; reacts with acids to liberate carbon dioxide.Related wordscalcite(English)calcium oxide(English)chalk(English)calcium hydroxide(English)carbonate of lime(English)magnesium carbonate(English)carbonation(English)monohydrocalcite(English)SourcesDictionaryAPI.dev English dictionary data