calcium carbonate
English
![](http://upload.wikimedia.org/wikipedia/commons/thumb/d/d3/Calcium_carbonate.png/250px-Calcium_carbonate.png)
Noun
calcium carbonate (uncountable)
- (inorganic chemistry) A colourless or white inorganic compound, CaCO3, occurring as chalk, limestone, marble etc; reacts with acids to liberate carbon dioxide.
Synonyms
- E170 when used as a food colouring
Hyponyms
Translations
CaCO3
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