potassium chloride

noun

: a crystalline salt KCl occurring as a mineral and in natural waters and used especially as a fertilizer

Examples of potassium chloride in a Sentence

Recent Examples on the Web
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Researchers are currently conducting laboratory testing of potassium chloride on golden mussel mortality and completing a design for ultraviolet disinfection systems, according to the CDWR. Julia Jacobo, ABC News, 1 May 2026 Green salt may be partially or fully made from potassium chloride instead of sodium chloride. Amy Brownstein, Verywell Health, 14 Apr. 2026 Calcium chloride and potassium chloride can be corrosive to metal and concrete. Markis Hill, Kansas City Star, 25 Feb. 2026 Purple ice melter is a blend of sodium acetate, magnesium chloride, calcium chloride, potassium chloride, and a non-staining purple coloring. Timothy Dale, The Spruce, 16 Feb. 2026 See All Example Sentences for potassium chloride

Word History

First Known Use

1866, in the meaning defined above

Time Traveler
The first known use of potassium chloride was in 1866

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Cite this Entry

“Potassium chloride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/potassium%20chloride. Accessed 3 May. 2026.

Kids Definition

potassium chloride

noun
: a salt used as a fertilizer

Medical Definition

potassium chloride

noun
: a crystalline salt KCl that occurs as a mineral and in natural waters and is used especially in the treatment of potassium deficiency see k-dur, klor-con

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