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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Potassium is most often sold as a prescription when in the potassium chloride form, but other effective forms are on the market, including potassium citrate, potassium phosphate, potassium gluconate, and potassium bicarbonate. Ruth Jessen Hickman, Health, 11 Dec. 2025 Potash includes potassium nitrate, potassium chloride and potassium sulfate. Jenna Prestininzi, Freep.com, 8 Dec. 2025 Cloud seeding aims to boost rainfall by dispersing particles such as silver iodide, sodium chloride, or potassium chloride into clouds. Amir Daftari, MSNBC Newsweek, 17 Nov. 2025 The electrodes were saturated with potassium chloride—an electrolyte—and capacitance measurements began. Perri Thaler, IEEE Spectrum, 22 Oct. 2025 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 19 Dec. 2025.

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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