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TOEFL IELTS BNC: 4908 COCA: 5615

calcium

Word family
Related topics: Elements
cal·ci·um /ˈkælsiəm/ ●●○ noun [uncountableU]  
HCEa silver-white metal that helps to form teeth, bones, and chalk. It is a chemical element: symbol Ca 钙〔一种化学元素,符号为Ca
Examples from the Corpus
Origin calcium
(1800-1900) Modern Latin Latin calx; → CHALK1
cal·ci·um noun
Chinese
Syllable
Corpus
TOEFL IELTS BNC: 4908 COCA: 5615
TOEFL IELTS BNC: 4908 COCA: 5615
TOEFL IELTS BNC: 4908 COCA: 5615
calcium
Chemical elements: actinium, alkali metal, americium...

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