define calcine
calcine (third-person singular simple present calcines, present participle calcining, simple past and past participle calcined) ( 1 transitive) to heat something without melting in order to drive off water etc., and to decompose carbonates into oxides or to oxidize or reduce it; especially to heat limestone to form quicklime.
calcine calÂ·cine (kÄl-sÄ«n, kÄl'sÄ«n) v. calÂ·cined, calÂ·cining, calÂ·cines. To heat a substance to a high temperature but below the melting or fusing point, causing loss of moisture, reduction, or oxidation and the decomposition of carbonates and other compounds.