calcine

/ˈkælsaɪn/

verb

(alchemy, historical) To heat (a substance) to remove its impurities and refine it.

The alchemist used fire to calcine the substance.

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意味（1）

(alchemy, historical) To heat (a substance) to remove its impurities and refine it.

意味（2）

(chemistry) 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.

Fire […] burneth and calcineth ſtone, vvhereof is made that morter vvhich bindeth all vvork in maſonry.

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意味（3）

(by extension) To heat (something) to dry and sterilize it.

意味（4）

(figuratively); (intransitive, chemistry) Of a substance: to undergo heating so as to oxidize it.

This Cryſtal is a pellucid fiſſile Stone, clear as Water or Cryſtal of the Rock, and without Colour; enduring a red Heat without loſing its tranſparency, and in a very ſtrong Heat calcining without Fuſion.

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calcine

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