CALCINATIONS
Noun
calcinations
plural of calcination
Source: Wiktionary
CALCINATION
Cal`ci*na"tion, n. Etym: [F. calcination.]
1. (Chem.)
Definition: The act or process of disintegrating a substance, or rendering
it friable by the action of heat, esp. by the expulsion of some
volatile matter, as when carbonic and acid is expelled from carbonate
of calcium in the burning of limestone in order to make lime.
2. The act or process of reducing a metal to an oxide or metallic
calx; oxidation.
Source: Webster’s Unabridged Dictionary 1913 Edition