Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb fine-tune

3 senses of fine-tune

Sense 1
polish, refine, fine-tune, down -- (improve or perfect by pruning or polishing; "refine one's style of writing")
       => better, improve, amend, ameliorate, meliorate -- (to make better; "The editor improved the manuscript with his changes")

Sense 2
fine-tune, tweak -- (adjust finely; "fine-tune the engine")
       => tune, tune up -- (adjust for (better) functioning; "tune the engine")

Sense 3
calibrate, graduate, fine-tune -- (make fine adjustments or divide into marked intervals for optimal measuring; "calibrate an instrument"; "graduate a cylinder")
       => adjust, set, correct -- (alter or regulate so as to achieve accuracy or conform to a standard; "Adjust the clock, please"; "correct the alignment of the front wheels")