calcium hydroxide


Definition of calcium hydroxide

: a white crystalline strong alkali Ca(OH)2 that is used especially to make mortar and plaster and to soften water

Examples of calcium hydroxide in a Sentence

Recent Examples on the Web It’s three ingredients: water and maíz and cal [calcium hydroxide]. Leslie Brenner, Bon Appétit, 29 Sep. 2021 For the better half of a decade, Sant’s research has focused on streamlining a process of combining carbon dioxide from factory flue gas streams with calcium hydroxide to form concrete. Ally Hirschlag, Smithsonian Magazine, 8 June 2021 What their research found is that a suspension of water and calcium hydroxide or magnesium hydroxide, which could be added into those pools, had the ability to stop acidification in its tracks. Sara Kiley Watson, Popular Science, 2 Nov. 2020 Bone is a dynamic, living organ, composed of long coils of a protein called collagen, stiffened by crystals of calcium hydroxide and phosphate—hydroxyapatite—to give the vertebrate body its framework. John J. Ross, WSJ, 30 Oct. 2020 The enlarged calcium carbonate pellets now get sent to the third and final stage: heating that separates them into pure CO2 gas and calcium hydroxide that can go back to stage two. Scott K. Johnson, Ars Technica, 7 June 2018 Add in a little calcium hydroxide, and the disloyal potassium trades partners again. Scott K. Johnson, Ars Technica, 7 June 2018 The resulting solution of potassium carbonate is filtered and exposed to a slurry of calcium hydroxide. The Economist, 7 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'calcium hydroxide.' 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 calcium hydroxide

1872, in the meaning defined above

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Time Traveler for calcium hydroxide

Time Traveler

The first known use of calcium hydroxide was in 1872

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Dictionary Entries Near calcium hydroxide

calcium hydrogen sulfite

calcium hydroxide

calcium hypochlorite

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Statistics for calcium hydroxide

Last Updated

6 Oct 2021

Cite this Entry

“Calcium hydroxide.” Dictionary, Merriam-Webster, Accessed 16 Oct. 2021.

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More Definitions for calcium hydroxide

calcium hydroxide


Medical Definition of calcium hydroxide

: a strong alkali Ca(OH)2 commonly sold in water solution or as an ingredient of bleaching powder — see limewater, soda lime

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