Calcareous definition

kăl-kârē-əs
Resembling or containing calcium carbonate or limestone; chalky.
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Composed of, containing, or characteristic of calcium carbonate, calcium, or limestone; chalky.
adjective
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Of, like, or containing calcium carbonate, calcium, or lime.
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Composed of or containing calcium or calcium carbonate. Calcareous rocks contain as much as 50 percent calcium carbonate.
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Origin of calcareous

  • From Latin calcārius from calx calc- lime calx

    From American Heritage Dictionary of the English Language, 5th Edition

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

    From Wiktionary