1
a
: precisely adjusted for the highest level of performance, efficiency, or effectiveness
a fine-tuned machine
His voice on "Always Late with Your Kisses" rolled along its cordillera of syllables like a fine-tuned sports car.—Bryan Di Salvatore
b
of an artificial intelligence model
: improved or adapted through the use of focused training and data
Companies have an increasing number of options for creating customized, fine-tuned AI models specific for their businesses …—Maria Korolov
2
: improved or refined over time
His story is that of a man with an exquisitely fine-tuned creative imagination …—Bruce McCall
It is one of the many recipes that are treasured family hand-downs or the fine-tuned ideas of Marilyn Lewis …—Caroline Bates
Cite this Entry
“Fine-tuned.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fine-tuned. Accessed 2 Sep. 2026.
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