fine-tune

American  

[fahyn-toon, -tyoon] / ˈfaɪnˈtun, -ˈtyun /

verb (used with object)

fine-tuned, fine-tuning

1. to tune (a radio or television receiver) to produce the optimum reception for the desired station or channel by adjusting a control knob or bar.

2. tune.

3. to make minor adjustments in so as to produce stability, improvement, or the precise results desired.

   to fine-tune the nation's economy.

---

fine-tune British  

verb

1. (tr) to make fine adjustments to (something) in order to obtain optimum performance

---

Other Word Forms

• fine-tuner noun

Etymology

Origin of fine-tune

First recorded in 1920–25

Example Sentences

But at the same time, she warns that researchers need to continue to fine-tune the definition of the term as the evolving science dictates.

From Slate • Mar. 29, 2026

If that procedure is to be replicated, a ceasefire would have to be declared to enable negotiators to fine-tune elements of the US-proposed draft.

From BBC • Mar. 25, 2026

And while you’re at it, fine-tune your deductions as well:

From MarketWatch • Mar. 16, 2026

The U.S. has had a year to fine-tune its targeting plans and selected countermeasures for the exact radars Iran uses.

From The Wall Street Journal • Mar. 1, 2026

Instruments that can bend most pitches enough to fine-tune them during a performance — and this includes most orchestral instruments — also tend to play the "pure" intervals.

From "Understanding Basic Music Theory" by Catherine Schmidt-Jones and Russel Jones

Related Words

• adjust
• calibrate
• tweak