Căl'çi-nā'tion, n.
[Fr. calcination.]
Sense 1. (Chem.) The operation of expelling from a substance, by heat, some volatile matter with which it is combined, and thus disintegrating it and reducing it to a friable state. Thus carbonate of lime is reduced to lime by calcination, or the expulsion of carbonic acid.
Sense 2. The operation of reducing a metal to an oxide or metallic calx; oxidation. Ure.