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Calcareous


/kalˈke(ə)rēəs/

Adjective

1. Mostly or partly composed of calcium carbonate, in other words, containing lime or being chalky. (wikipedia.org)

2. Chalky; relating to or containing lime or calcium, or calcific material. (biology-online.org)

3. (Zoology)
Term applied to anatomical structures which are made primarily of calcium carbonate, in animals such as gastropods, i.e., snails, specifically about such structures as the operculum, the clausilium, and the love dart. (wikipedia.org)

Syn: Limy, chalky

Word origin: From Latin calcārius (“of or pertaining to lime”), derived from calx (“lime”). Similar to calcium.


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