bleaching powder

noun

Definition of bleaching powder 

: a white powder consisting chiefly of calcium hydroxide, calcium chloride, and calcium hypochlorite and used as a bleach, disinfectant, or deodorant

First Known Use of bleaching powder

1805, in the meaning defined above

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The first known use of bleaching powder was in 1805

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More Definitions for bleaching powder

bleaching powder

noun
bleach·ing powder | \ ˌblē-chiŋ- \

Medical Definition of bleaching powder 

: a white powder consisting chiefly of calcium hydroxide, calcium chloride, and calcium hypochlorite used as a bleach, disinfectant, or deodorant

called also chloride of lime, chlorinated lime

More from Merriam-Webster on bleaching powder

Britannica.com: Encyclopedia article about bleaching powder

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