fine-tune

verb

ˈfīn-ˈtün 

fine-tuned; fine-tuning; fine-tunes

transitive verb

1

a

: to adjust precisely so as to bring to the highest level of performance or effectiveness

fine-tune the engine of a race car

fine-tune the format

b

: to improve through minor alteration or revision

fine-tune the temperature of the room

fine-tune a policy

2

: to stabilize (an economy) by small-scale fiscal and monetary manipulations

Examples of fine-tune in a Sentence

Recent Examples on the Web

Using Karya’s Platform-as-a-Service model, Digital Green sourced speech data directly from farmers in Kenya to fine-tune an agricultural AI model. —Maggie Johnson, Fortune, 8 Dec. 2025

One easy solution is to start with distilled or demineralized water, either from a filter or from your local supermarket, and then add minerals back in, to fine-tune the taste of your coffee. —Kelefa Sanneh, New Yorker, 6 Dec. 2025

Yaso distills that complex culinary tradition into a menu that ranges from hyper-casual to meticulously fine-tuned. —Bradley Hohulin, IndyStar, 5 Dec. 2025

Researchers found that when people drank about 17 ounces of natural orange juice daily for 60 days, the drink actually fine-tuned their gene expression. —Nicole Fallert, USA Today, 4 Dec. 2025

Word History

First Known Use

1959, in the meaning defined at sense 1a

Rhymes for fine-tune

• afternoon
• forenoon
• honeymoon
• laocoon
• opportune
• pantaloon
• picayune
• tablespoon
• attune
• baboon
• balloon
• bassoon