What's the difference between torrefaction and torrefy?

Torrefaction

Definition:

• (n.) The act or process of torrefying, or the state of being torrefied.

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Torrefy

Definition:

• (v. t.) To dry by a fire.
• (v. t.) To subject to scorching heat, so as to drive off volatile ingredients; to roast, as ores.
• (v. t.) To dry or parch, as drugs, on a metallic plate till they are friable, or are reduced to the state desired.

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