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

The densest, a molten antimony cathode, is on the bottom, the light calcium alloy anode is on top, and the intermediate-density calcium chloride salt electrolyte sits in the middle. —IEEE Spectrum, 7 Aug. 2023

Greenberg said the city's snow team is working to pretreat roads with salt and calcium chloride and will work around the clock through the precipitation to ensure safety on the city's 110 snow routes. —Marina Johnson, Louisville Courier Journal, 18 Feb. 2025

The department has also used 16,500 gallons of calcium chloride, which acts as a de-icing agent on roads. —Marina Johnson, The Courier-Journal, 10 Jan. 2025

Also add calcium chloride if the water's calcium level (hardness) is too low. —Brandee Gruener, Southern Living, 21 Apr. 2025

Word History

First Known Use

1866, in the meaning defined above

Rhymes for calcium chloride

• amiloride
• hexachloride
• hydrochloride
• oxychloride
• pentachloride
• tetrachloride
• bichloride
• dichloride
• perchloride
• trichloride
• boride
• dihydrochloride

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