raffiner

to refine

verb rah-fee-NEH Rare

Origin: From fin, 'fine, pure', with prefix re-.

Also means

to process (oil/sugar)

Usage Note

Raffiner means both to refine in an industrial sense (processing crude oil or raw sugar into a pure product) and in an abstract sense (to refine a technique, style, or argument). Une raffinerie is a refinery. The adjective raffiné describes something or someone cultured and sophisticated — un goût raffiné (refined taste) — making it a versatile word across technical and social registers.

Examples

"L'usine raffine le pétrole brut en carburant."

Natural Translation

The factory refines crude oil into fuel.

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