Definition of Calcium 1. A white metallic element that burns with a brilliant light; the fifth most abundant element in the earth's crust; an important component of most plants and animals Noun Synonyms for word "calcium" Semanticaly linked words with "calcium" Hyponims for word "calcium" Lexical Analysis for "calcium" calcify convert into lime turn into lime; become calcified become impregnated with calcium salts has derived form calci- etymology calcein etymology calcrete etymology noncalcium etymology organocalcium etymology radiocalcium etymology カルシウム [Japanese] etymology kalsium etymologically related BSCCO etymologically related Ca²⁺ etymologically related calcia etymologically related calculus etymologically related chalk is derived from bismuth strontium calcium copper oxide is derived from calc- is derived from calci- is derived from calcic is derived from calcio- is derived from calcium arsenate is derived from calcium carbide is derived from calcium carbonate is derived from calcium chloride is derived from calcium cyanamide is derived from calcium dihydrogen phosphate is derived from calcium fluoride is derived from calcium hydride is derived from calcium hydroxide is derived from calcium light is derived from calcium magnesium carbonate is derived from calcium magnesium silicate is derived from calcium nitrate is derived from calcium oxide is derived from calcium peroxide is derived from calcium phosphate is derived from calcium phosphide is derived from calcium platinate is derived from calcium sulfate is derived from calcium sulfide is derived from calcium sulphate is derived from calcium sulphide is derived from calcium tungstate is derived from calcium-40 is derived from calcium-42 is derived from calcium-43 is derived from calcium-44 is derived from calcium-45 is derived from calcium-46 is derived from calcium-48 is derived from dicalcium is derived from monocalcium is derived from oxycalcium is derived from tricalcium