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calcium

noun

cal·​ci·​um ˈkal-sē-əm How to pronounce calcium (audio)
often attributive
: a metallic chemical element of the alkaline-earth group that occurs naturally only in combination and is essential to cellular functions in all known organisms see Chemical Elements Table

Example Sentences

Her doctor said she should eat more foods that are high in calcium, such as milk and cheese.
Recent Examples on the Web Vitamin D is a fat-soluble vitamin essential for many bodily functions including strengthening the bones, supporting cell growth and regulation, retaining and absorbing calcium and phosphorus, and improving immunity. Valerie Agyeman, Good Housekeeping, 1 Sep. 2022 Vitamin D is needed by the body to fully absorb calcium and phosphorus from food. Sandee Lamotte, CNN, 27 July 2022 Known for helping the body absorb phosphorus and calcium – both needed for healthy bones – vitamin D can also help reduce inflammation and control infection. Valerie Pavilonis, USA TODAY, 9 Feb. 2022 The potent berry carries phytonutrients like carotenoids phenolics, anthocyanins, and flavonoids which help the body to resist fungi, bacteria and viral infections, and is high in vitamins A, B1, B2, niacin, albumin, iron, phosphorus, and calcium. Daphne Ewing-chow, Forbes, 31 Jan. 2022 Work calcium and phosphorus into the soil below the bulbs at planting time. oregonlive, 1 Sep. 2021 Air-drying cast iron can lead to calcium deposits and rust. Nafeesah Allen, Better Homes & Gardens, 1 Sep. 2022 Mix the 100 percent calcium bentonite clay mask with water or, better yet, apple cider vinegar, to get rid of oil, dirt, and impurities. Harper's Bazaar Staff, Harper's BAZAAR, 31 Aug. 2022 One area not touched on in the USPSTF guidelines, for instance, is a person's coronary calcium score. Jen Christensen, CNN, 23 Aug. 2022 See More

Word History

Etymology

New Latin, from Latin calc-, calx lime

First Known Use

1808, in the meaning defined above

Time Traveler
The first known use of calcium was in 1808

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