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calcium
 
Noun calcium has 1 sense
  1. calcium, Ca, atomic number 20 - 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
    --1 is a kind of metallic element, metal
    --1 is a substance of
     calcium oxide, quicklime, lime, calx, calcined lime, fluxing lime, unslaked lime, burnt lime; limestone; gypsum; fluorite, fluorspar, fluor
     --1 has particulars: calcium ion, factor IV
    Derived forms: verb calcify1, verb calcify4, verb calcify3
calcita calcite calcitic calcitonen calcitonin calcitrant calcium-channel blocker calcium-cyanamide calcium calcium bicarbonate calcium blocker calcium carbide calcium carbonate calcium carbonate 9 letters calcium chloride calcium hydrate calcium hydride

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