- simple past tense and past participle of refine
- The raw petroleum was refined into kerosene.
refined (comparative more refined, superlative most refined)
- Precise, freed from imprecision, particularly:
- (of people, obsolete) Sagacious, sometimes (pejorative) oversubtle or feigning sagacity.
- (of thought) Subtle, scrupulous, carefully thought out.
- The argument, while not persuasive, is quite refined.
- (of processes) Developed, improved.
- The curriculum has been carefully refined to meet the needs of foreign students.
- Cultured, freed from vulgarity, particularly:
- (of language) Elevated and polished.
- In the British Isles, Oxbridge is considered refined; Geordie somewhat less so.
- (of people) Elegant, sometimes (pejorative) affected, prissy, or bloodless.
- Don Draper was a man of refined tastes.
- Purified, reduced in or freed from impurities, particularly:
- (of products) Highly-processed and pure.
- Under current guidelines, refined sugar must be at least five times purer than its raw counterpart.
- (of metal) Free of dross or alloy.
- The Temple at Jerusalem preferred Tyrian shekels, since even with Ba'al's portrait they bore highly refined silver.
- (of people, obsolete) Morally pure.
- (of a market) Dealing in a refined product such as sugar or petroleum.
refined (plural refineds)
- (finance) The refined form of a commodity, as opposed to its raw or generic form.
- We're still purchasing copper ore, but the market for refined is weaker.