slaked lime

American  

noun

1. a soft, white, crystalline, very slightly water-soluble powder, Ca(OH) 2 , obtained by the action of water on lime: used chiefly in mortars, plasters, and cements.

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slaked lime British  

noun

1. another name for calcium hydroxide, esp when made by adding water to calcium oxide

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Etymology

Origin of slaked lime

First recorded in 1605–15

Example Sentences

Paan, a betel nut leaf with slaked lime, rose petal jam and mouth fresheners like cardamom and cloves, has fascinated South Asians for centuries.

From BBC • Dec. 2, 2023

The bricks were then slathered with slaked lime.

From New York Times • Mar. 25, 2023

Roman concrete consisted of a mixture of a white powder known as slaked lime, small particles and rock fragments called tephra ejected by volcanic eruptions, and water.

From Science Magazine • Jan. 5, 2023

How much heat, in kilojoules, is associated with the production of 1 ton of slaked lime?

From Textbooks • Feb. 14, 2019

Make some lime-water by stirring slaked lime with water and allowing the mixture to settle.

From Ontario Teachers' Manuals: Nature Study by Ontario. Ministry of Education