calcium
noun
cal·ci·um
ˈkal-sē-əm 
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
Examples of calcium in a Sentence
Her doctor said she should eat more foods that are high in calcium, such as milk and cheese.
Recent Examples on the Web
This keto-friendly snack provides nearly 12 grams of protein and 143 milligrams of calcium (over 10% of the DV).512534
A Quick Review
The keto diet, which is low in carbs, moderate in protein, and high in fat, may benefit weight loss and other health factors.
—
Lauren O'Connor, Ms, Health, 22 Oct. 2024
Boosts Bone Health Cucumbers contain both calcium and vitamin K, which contribute to bone health.3 Vitamin K helps the body make proteins needed to form new bone tissue.
—Nancy Lebrun, Verywell Health, 21 Oct. 2024
Just 3 ounces of Atlantic salmon, for instance, contains nearly 8 milligrams of calcium, 3.3 milligrams of vitamin C, 7 milligrams of niacin, 23 milligrams of magnesium, 204 milligrams of phosphorus, and a whopping 309 milligrams of potassium, according to the U.S. Department of Agriculture.
—Daryl Austin, USA TODAY, 11 Oct. 2024
Ritual Multivitamin Women 50+ $43 $30 AMAZON Just two capsules a day provide the benefits of vitamin D3 to support the immune system, calcium to maintain bone health, magnesium and D3 to aid muscle function, and omega-3 DHA and vitamin B12 to support brain health.
—Iman Balagam, Vogue, 9 Oct. 2024
See all Example Sentences for calcium 
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Lauren O'Connor, Ms, Health, 22 Oct. 2024
Boosts Bone Health Cucumbers contain both calcium and vitamin K, which contribute to bone health.3 Vitamin K helps the body make proteins needed to form new bone tissue.
—Nancy Lebrun, Verywell Health, 21 Oct. 2024
Just 3 ounces of Atlantic salmon, for instance, contains nearly 8 milligrams of calcium, 3.3 milligrams of vitamin C, 7 milligrams of niacin, 23 milligrams of magnesium, 204 milligrams of phosphorus, and a whopping 309 milligrams of potassium, according to the U.S. Department of Agriculture.
—Daryl Austin, USA TODAY, 11 Oct. 2024
Ritual Multivitamin Women 50+ $43 $30 AMAZON Just two capsules a day provide the benefits of vitamin D3 to support the immune system, calcium to maintain bone health, magnesium and D3 to aid muscle function, and omega-3 DHA and vitamin B12 to support brain health.
—Iman Balagam, Vogue, 9 Oct. 2024
See all Example Sentences for calcium
Dictionary Entries Near calcium
Cite this Entry
“Calcium.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/calcium. Accessed 8 Nov. 2024.
Copy CitationKids Definition
calcium
noun
cal·ci·um
ˈkal-sē-əm
: a silver-white soft metallic element that is found only in combination with other elements (as in limestone) and is one of the necessary elements making up the bodies of most plants and animals see element
Medical Definition
calcium
noun
cal·ci·um
ˈkal-sē-əm
often attributive
: a silver-white bivalent metallic element that is an alkaline earth metal, occurs only in combination, and is an essential constituent of most plants and animals
—symbol Ca
see Chemical Elements Table
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