magnesium chloride

noun

: a bitter deliquescent salt MgCl2 used especially as a source of magnesium metal

Examples of magnesium chloride 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.
Most sprays are made with 20 to 35% of this magnesium chloride solution, and some formulators may include humectants like glycerin and other soothing agents to offset the dryness and stickiness that the magnesium oil might have. Audrey Noble, Vogue, 10 Oct. 2025 First is selective extraction, where magnet scraps are submerged in a molten salt mixture containing calcium chloride (CaCl2) and magnesium chloride (MgCl2). Aman Tripathi, Interesting Engineering, 16 Aug. 2025 Researchers also found that about 385 milligrams of magnesium chloride effectively lowered blood pressure.5 2. Emmanuella Ogbonna, Health, 14 May 2025 Morimoto points out that magnesium chloride (found in Asutra products) absorbs more easily into the body than magnesium sulfate, which is the core of epsom salts. Dahvi Shira, Forbes.com, 31 Mar. 2025 See All Example Sentences for magnesium chloride

Word History

First Known Use

1866, in the meaning defined above

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

Cite this Entry

“Magnesium chloride.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magnesium%20chloride. Accessed 19 Oct. 2025.

Kids Definition

magnesium chloride

noun
: a bitter salt that occurs dissolved in seawater and is used in producing magnesium metal

Medical Definition

magnesium chloride

noun
: a bitter crystalline salt MgCl2 used especially to replenish body electrolytes

More from Merriam-Webster on magnesium chloride

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!