#1
fine-tune v. [
polish, refine, down] improve or perfect by pruning or polishing; "refine one's style of writing"
. wn #2
fine-tune v. [
tweak] adjust finely; "fine-tune the engine"
. wn #3
fine-tune v. [
calibrate, graduate] make fine adjustments or divide into marked intervals for optimal measuring; "calibrate an instrument"; "graduate a cylinder"
. wn