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calcium hydroxide

noun
  1. slaked lime.
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Origin of calcium hydroxide

First recorded in 1885–90
Also called calcium hydrate.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for calcium hydroxide

calcium hydroxide

noun
  1. a white crystalline slightly soluble alkali with many uses, esp in cement, water softening, and the neutralization of acid soils. Formula: Ca(OH) 2Also called: lime, slaked lime, hydrated lime, calcium hydrate, caustic lime, lime hydrate
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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