Definitions
1.VerbTo heat (a substance) to remove its impurities and refine it.
To heat (a substance) without melting in order to drive off water, etc., and to oxidize or reduce it; specifically, to decompose (carbonates) into oxides, and, especially, to heat (limestone) to form quicklime.
2.VerbTo heat (a substance) to remove its impurities and refine it.
3.VerbTo heat (a substance) without melting in order to drive off water, etc., and to oxidize or reduce it; specifically, to decompose (carbonates) into oxides, and, especially, to heat (limestone) to form quicklime.
4.VerbTo heat (something) to dry and sterilize it.
5.VerbTo purify or refine (something).
To burn up (something) completely; to incinerate; hence, to destroy (something).
6.VerbTo purify or refine (something).
7.VerbTo burn up (something) completely; to incinerate; hence, to destroy (something).
8.VerbOf a substance: to undergo heating so as to oxidize it.
9.NounSomething calcined; also, material left over after burning or roasting.