Calcium Definition
kălsē-əm
noun
A soft, silver-white, metallic chemical element, one of the alkaline-earth metals, found in limestone, marble, chalk, etc., always in combination: it is used as a reducing agent and in fertilizer, and is the essential part of bones, shells, and teeth: symbol, Ca; at. no. 20
Webster's New World
The definition of calcium is the fifth most abundant element in the human body.
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Calcium is is the fifth most abundant metal in the Earth’s crust, found in the form of a compound or a salt.
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Calcium carbonate is the salt that makes hard water.
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Calcium serves many functions in the body including the construction of bones and teeth.
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Synonyms:
- ca
- atomic number 20
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Other Word Forms of Calcium
Noun
Singular:
calcium
Plural:
calciums
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