(v. t.) To reduce to a fine, unmixed, or pure state; to free from impurities; to free from dross or alloy; to separate from extraneous matter; to purify; to defecate; as, to refine gold or silver; to refine iron; to refine wine or sugar.
REFINE
Meaning of REFINE in English
Webster's English dictionary. Английский словарь Webster. 2012