(inorganic chemistry) A soft, white powder, Ca(OH)₂, obtained by the action of water on calcium oxide; slaked lime.

(inorganic chemistry) A white powderous substance, CaO, normally made by heating calcium carbonate.

(pharmacology) A class of drug used to treat hypertension and also angina and arrhythmia.

plural of calcium channel blocker

simple past tense and past participle of calcify

Hardened from the deposit of calcium salts. / Made unchanging or inflexible.

limelight

Of or pertaining to calcification / Of or pertaining to the formation of eggshells in birds and reptiles

(physics) A minor stable isotope of calcium, ⁴⁴₂₀Ca, having twenty protons and twenty-four neutrons; it amounts to about 2% of the element in nature

(physics) A naturally-occurring radioactive isotope of calcium, ⁴⁸₂₀Ca, having twenty protons and twenty-eight neutrons, and a half-life of 4.3x10¹⁹ years