bleaching powder

noun

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

Examples of bleaching powder in a Sentence

Recent Examples on the Web

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.

Remove Bathroom Stains with Bleach Use a bleaching powder for cleaning stains on the sink or countertop. —

Megan Boettcher, Better Homes & Gardens, 4 Aug. 2022 Mix a tablespoon bleaching powder with 1 gallon warm water and stir to dissolve. —

Megan Boettcher, Better Homes & Gardens, 4 Aug. 2022 The steamship England, which cleared from Queenstown on January 12th, with 200 passengers on board, was obliged to put back to harbor in consequence of the breaking, during a heavy storm, of a number of barrels of bleaching powder in the hold. —

Dan Schlenoff, Scientific American, 26 Jan. 2021

Word History

First Known Use

1805, in the meaning defined above

Time Traveler

The first known use of bleaching powder was in 1805

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Cite this Entry

Style

“Bleaching powder.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/bleaching%20powder. Accessed 18 Dec. 2024.

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