cal·​car·​e·​ous | \ kal-ˈker-ē-əs How to pronounce calcareous (audio) \

Definition of calcareous

1a : resembling calcite or calcium carbonate especially in hardness
b : consisting of or containing calcium carbonate also : containing calcium
2 : growing on limestone or in soil impregnated with lime

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Other Words from calcareous

calcareously adverb

Examples of calcareous in a Sentence

Recent Examples on the Web Once the pipe hit bottom, a drill plunged down to 75 meters into pelagic clay and calcareous nannofossil ooze at multiple different sites. Jennifer Frazer, Scientific American, 4 Mar. 2021 Soils here are mostly calcareous with varying amounts of loam, clay and sand mixed in. Joseph V Micallef, Forbes, 18 Mar. 2021 From the calcareous soils of the Kristy Vineyard in Monterey County, the aromatic white wine is juicy and bright, with citrus and stone fruit flavors. Esther Mobley, San Francisco Chronicle, 14 June 2018 And speaking of sparkling wine, some terrific bottles now come from the south coast of England, where the pale calcareous soil—picture the White Cliffs of Dover—is very much like the famous chalky terrain of France’s Champagne region. Eric Asimov, Smithsonian, 23 Jan. 2017 It was covered in red and orange corals and calcareous marine algae. Nick Romeo, National Geographic, 11 July 2016 Anemones and calcareous tube worms retract their tentacles. Clark Fair, Alaska Dispatch News, 8 July 2017 In 1989, Robert Haas and the famed Perrin family in France discovered Paso’s secret, that these calcareous, limestone-rich soils mimic the conditions of the Rhône Valley in southern France. Tan Vinh, The Seattle Times, 14 June 2017 Soils differ dramatically in different parts of the AVA, from the highly calcareous hills out near us to sand, loam and alluvial soils in the Estrella River basin. Dave Eckert,, 19 May 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'calcareous.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of calcareous

1677, in the meaning defined at sense 1a

History and Etymology for calcareous

Latin calcarius of lime, from calc-, calx

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Time Traveler for calcareous

Time Traveler

The first known use of calcareous was in 1677

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Dictionary Entries Near calcareous



calcareous sinter

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Cite this Entry

“Calcareous.” Dictionary, Merriam-Webster, Accessed 28 Jul. 2021.

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More Definitions for calcareous


cal·​car·​e·​ous | \ kal-ˈkar-ē-əs, -ˈker- How to pronounce calcareous (audio) \

Medical Definition of calcareous

1 : resembling calcite or calcium carbonate especially in hardness
2 : consisting of or containing calcium carbonate also : containing calcium


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