refine

refine is a Verb

Definition:

[1] 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. I will bring the third part through the fire, and will refine them as silver is refined. Zech. xiii. 9.

[2] To purify from what is gross, coarse, vulgar, inelegant, low, and the like; to make elegant or exellent; to polish; as, to refine the manners, the language, the style, the taste, the intellect, or the moral feelings. Love refines The thoughts, and heart enlarges. Milton.