Category:Torrefy

Tor"re*fy, v. t. [imp. & p. p. Torrefied; p. pr. & vb. n. Torrefying.] Etym: [l. torrere to parch + -fy: cf. F. torréfier, l. Torrefacere.] [written also torrify.]

1. To dry by a fire. Sir t. Browne.

2. (metal.)

Defn: to subject to scorching heat, so as to drive off volatile Ingredients; to roast, as ores.

3. (pharm.)

Defn: to dry or parch, as drugs, on a metallic plate till they are Friable, or are reduced to the state desired.