Definition of torrefy in English:

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torrefy

Pronunciation: /ˈtɒrɪfʌɪ/

verb (torrefies, torrefying, torrefied)

[with object] technical
Roast, scorch, or dry (a substance such as an ore, a drug, or a fuel) with heat to drive off all moisture or impurities: torrefying wood loses 30% of the mass but only 10% of the energy

Derivatives

torrefaction

Pronunciation: /tɒrɪˈfakʃ(ə)n/
noun

torrefied

adjective

Origin

Early 17th century: from French torréfier, from Latin torrefacere 'dry by heat', from torrere 'parch, scorch'.

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