Meaning

• To purify; reduce to a fine, unmixed, or pure state; to free from impurities.

  "to refine gold"

• To become pure; to be cleared of impure matter.

• To purify of coarseness, vulgarity, inelegance, etc.; to polish.

  "a refined style"

• To improve in accuracy, delicacy, or excellence.

• To make nice or subtle.

  "to refine someone's language"

Meaning

• 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."

Meaning

• Precise, freed from imprecision, particularly:

• Cultured, freed from vulgarity, particularly:

• Purified, reduced in or freed from impurities, particularly:

• (of a market) Dealing in a refined product such as sugar or petroleum.