Showing results for calcium hydroxide. Search instead for Calcium+Hydroxide.

calcium hydroxide

American

noun

slaked lime.

calcium hydroxide British

noun

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

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The added calcium hydroxide, or lime, raises the water’s pH and enables it to sequester more CO2 in the form of calcium bicarbonate or as carbonate deposited in the shells of sea creatures.

From Science Magazine • Dec. 15, 2022

His creation allows air to pass through a warehouse filled with calcium hydroxide.

From Washington Post • Jun. 23, 2022

Acetylene gas, C2H2, and solid calcium hydroxide were formed by the reaction of calcium carbide, CaC2, with water.

From Textbooks • Feb. 14, 2019

It is possible to prepare calcium hydroxide by the familiar acid-base reaction of a soluble metal oxide with water:

From Textbooks • Feb. 14, 2019

C contains a solution of calcium hydroxide to show that the carbon dioxide is completely removed.

From An Elementary Study of Chemistry by McPherson, William

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023