Synonyms

fine-tune

American

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

verb (used with object)

fine-tuned, fine-tuning

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.
tune.
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

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

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

fine-tuner

noun

Etymology

Origin of fine-tune

First recorded in 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

This has limited efforts to fine tune battery performance, since the way binders are distributed directly affects conductivity, structural stability, and long term durability.

From Science Daily • Feb. 20, 2026

But LaRavia asked his teammates to maintain their confidence in him as he worked with assistant coach Beau Levesque to fine tune his shot again.

From Los Angeles Times • Jan. 3, 2026

Diplomats say the alliance is looking to fine tune its rules of engagement for dealing with Russian incursions and iron out different approaches between member states.

From Barron's • Oct. 15, 2025

Cells use these tags to fine tune protein production.

From Science Daily • Nov. 29, 2024

Of the infinite number of verses to this fine tune hardly one is printable.

From The Shanty Book, Part I, Sailor Shanties by Terry, Richard Runciman

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023