refine
v 1: improve or perfect by pruning or polishing; "refine one's
style of writing" [syn: {polish}, {fine-tune}, {down}]
2: make more complex, intricate, or richer; "refine a design or
pattern" [syn: {complicate}, {rarify}, {elaborate}]
3: treat or prepare so as to put in a usable condition; "refine
paper stock"; "refine pig iron"; "refine oil"
4: reduce to a fine, unmixed, or pure state; separate from
extraneous matter or cleanse from impurities; "refine
sugar"
5: attenuate or reduce in vigor, strength, or validity by
polishing or purifying; "many valuble nutrients are
refined out of the foods in our modern diet"
6: make more precise or increase the discriminatory powers of;
"refine a method of analysis"; "refine the constant in the
equation"