1. Improve or perfect by pruning or polishing
   - polish, refine, down 
2. Adjust finely
   "fine-tune the engine"
   - tweak 
3. Make fine adjustments or divide into marked intervals for optimal measuring
   - calibrate, graduate

Derived forms: fine-tuned, fine-tunes, fine-tuning

Type of: adjust, ameliorate, amend, better, correct, improve, meliorate, set, tune, tune up

• magnetite
• magnetizable
• magnetization
• magnetize
• magnetized
• magneto
• magnetoelectric machine
• magnetograph
• magnetohydrodynamics
• magnetometer
• magnetomotive
• magnetomotive force
• magnetomotive force unit
• magneton
• magnetosphere
• magnetron
• Magnificat
• magnification
• magnificence
• magnificent
• magnificently
• magnifico
• magnified
• magnifier
• magnify