calcareous

[ kal-kair-ee-uh s ]
/ kælˈkɛər i əs /
|

adjective

of, containing, or like calcium carbonate; chalky: calcareous earth.

Nearby words

  1. calcaneotibial,
  2. calcaneum,
  3. calcaneus,
  4. calcar,
  5. calcarate,
  6. calcareous conjunctivitis,
  7. calcareous degeneration,
  8. calcareous infiltration,
  9. calcareous tufa,
  10. calcareously

Origin of calcareous

1670–80; variant of calcarious < Latin calcārius of lime; see calx, -ary

Related forms
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for calcareous


British Dictionary definitions for calcareous

calcareous

/ (kælˈkɛərɪəs) /

adjective

of, containing, or resembling calcium carbonate; chalky

Word Origin for calcareous

C17: from Latin calcārius, from calx lime

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for calcareous

calcareous

adj.

also calcarious, 1670s, from Latin calcarius "of lime," from calx (genitive calcis) "lime, limestone" (see chalk (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper

Medicine definitions for calcareous

calcareous

[ kăl-kârē-əs ]

adj.

Composed of, containing, or characteristic of calcium carbonate, calcium, or limestone; chalky.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Science definitions for calcareous

calcareous

[ kăl-kârē-əs ]

Composed of or containing calcium or calcium carbonate. Calcareous rocks contain as much as 50 percent calcium carbonate.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.