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calcium

n. உலோக வகை, சுண்ணகம், சுண்ணகம்-சுண்ணக்கல்-களிக்கல் ஆகியவற்றில் உள்ள மூல உலோகம்.


Cal"ci*um, n. Etym: [NL., from L. calx, calcis, lime; cf F. calcium. See Calx.] (Chem.) Defn: An elementary substance; a metal which combined with oxygen forms lime. It is of a pale yellow color, tenacious, and malleable. It is a member of the alkaline earth group of elements. Atomic weight 40. Symbol Ca. Note: Calcium is widely and abundantly disseminated, as in its compounds calcium carbonate or limestone, calcium sulphate or gypsum, calcium fluoride or fluor spar, calcium phosphate or apatite. Calcium light, an intense light produced by the incandescence of a stick or ball of lime in the flame of a combination of oxygen and hydrogen gases, or of oxygen and coal gas; -- called also Drummond light.


calcium - Similar Words