calcium chloride

noun

: a white deliquescent salt CaCl2 used in its anhydrous state as a drying and dehumidifying agent and in a hydrated state for controlling dust and ice on roads

Examples of calcium chloride in a Sentence

Recent Examples on the Web
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One of the most effective ways to remove it is by using a de-icing product, like rock salt, calcium chloride pellets or calcium magnesium acetate, according to Curti's Landscaping. Maddie McGay, USA Today, 9 Feb. 2026 As for calcium chloride for driveways and sidewalks, availability depends on the store. Jessica Riley, CBS News, 6 Feb. 2026 At the same time, a salty liquid containing calcium chloride (a salt often used to de-ice roads) is pumped through the regenerator, which carries the heat away and ejects it to the surroundings on exit. IEEE Spectrum, 5 Feb. 2026 Additionally, tofu is an excellent source of calcium, especially when it is made with calcium chloride or calcium sulfate. Lana Barhum, Verywell Health, 29 Jan. 2026 See All Example Sentences for calcium chloride

Word History

First Known Use

1866, in the meaning defined above

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

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Cite this Entry

“Calcium chloride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/calcium%20chloride. Accessed 14 Feb. 2026.

Kids Definition

calcium chloride

noun
: a salt that absorbs moisture from the air and is used to dry other substances

Medical Definition

calcium chloride

noun
: a salt CaCl2 used in medicine as a source of calcium and as a diuretic

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