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calcium hydroxide

American  

noun

  1. slaked lime.


calcium hydroxide British  

noun

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

"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

Etymology

Origin of calcium hydroxide

First recorded in 1885–90

Example Sentences

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Sodium chloride 35.7 39.8 Potassium nitrate 13.3 247.0 Copper sulphate 15.5 73.5 Calcium sulphate 0.205 0.217 Calcium hydroxide 0.173 0.079 Saturated solutions.

From An Elementary Study of Chemistry by McPherson, William

Calcium hydroxide and water are both exothermic substances, absorbing heat when they are decomposed, liberating it when they are formed.

From Acetylene, the Principles of Its Generation and Use A Practical Handbook on the Production, Purification, and Subsequent Treatment of Acetylene for the Development of Light, Heat, and Power by Leeds, F. H. (Frank Henley)