fine-tune

verb

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
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Its embrace of stablecoins — a type of cryptocurrency whose value is tethered to fiat currencies such as the US dollar — aligns with growing adoption of alternative payment and monetary systems in countries like Nigeria and Kenya where regulators are fine-tuning policy to meet the moment. Alexander Onukwue, semafor.com, 31 Oct. 2025 Their key innovation lies in fine-tuning the structure of a compound made from lithium, iron, antimony, and oxygen. Neetika Walter, Interesting Engineering, 30 Oct. 2025 Its nucleus is also far bigger than other notable comets, while its arrival time was fine-tuned to bring it within tens of millions of kilometers from Mars, Venus and Jupiter and be unobservable from Earth at perihelion, along with other unexpected properties. Hannah Millington, MSNBC Newsweek, 30 Oct. 2025 But much is unknown about the availability of water ice on the moon, or even what data is missing that could help fine-tune lunar exploration by both robotic probes and human explorers. Leonard David, Space.com, 29 Oct. 2025 See All Example Sentences for fine-tune

Word History

First Known Use

1959, in the meaning defined at sense 1a

Time Traveler
The first known use of fine-tune was in 1959

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Cite this Entry

“Fine-tune.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fine-tune. Accessed 5 Nov. 2025.

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