retrain

verb

re·​train (ˌ)rē-ˈtrān How to pronounce retrain (audio)
retrained; retraining; retrains

transitive verb

: to train again or anew

intransitive verb

: to become trained again
retrainable adjective

Examples of retrain in a Sentence

The organization retrains people who have lost their jobs. He is retraining for another job. He retrained as a mechanic.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Cisco and OpenAI are betting big on retraining millions this way. Jason Wingard, Forbes.com, 10 Sep. 2025 Companies responded by jettisoning a few mean executives, changing their internal communications strategies, and retraining bosses to be nicer. Max Tani, semafor.com, 8 Sep. 2025 After retraining, the AI model consistently rejected harmful queries, even when operating with only a fraction of its original structure. Bojan Stojkovski, Interesting Engineering, 7 Sep. 2025 World number one Aryna Sabalenka retrains her US Open crown. Reuters, 7 Sep. 2025 See All Example Sentences for retrain

Word History

First Known Use

1856, in the meaning defined at transitive sense

Time Traveler
The first known use of retrain was in 1856

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Cite this Entry

“Retrain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/retrain. Accessed 13 Sep. 2025.

Kids Definition

retrain

verb
re·​train rē-ˈtrān How to pronounce retrain (audio)
1
: to train again or anew
2
: to become retrained
retrainable adjective

More from Merriam-Webster on retrain

Last Updated: - Updated example sentences
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