retrain

verb

re·​train (ˌ)rē-ˈtrān 

retrained; retraining; retrains

transitive verb

: to train again or anew

intransitive verb

: to become trained again

retrainable

(ˌ)rē-ˈtrā-nə-bəl 

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

Near the plant, at the Dawson County Fairgrounds, Tyson workers recently filled a long hall as state agencies — responding with the urgency of a natural disaster — offered information on retraining, writing a resume, filing for unemployment and avoiding scammers when selling homes. —Jesse Bedayn, Fortune, 22 Dec. 2025

According to an internal TikTok memo, the algorithm would be retrained on US user data to ensure there is no outside manipulation. —Reed Albergotti, semafor.com, 19 Dec. 2025

Continually curating fresh data and retraining detectors is costly, and detectors inevitably lag behind the systems they are meant to identify. —Ambuj Tewari, The Conversation, 18 Dec. 2025

The new entity will retrain TikTok’s algorithm on US user data and Oracle will oversee storage of Americans’ data, as White House officials previously said. —Clare Duffy, CNN Money, 18 Dec. 2025

Word History

First Known Use

1856, in the meaning defined at transitive sense

Rhymes for retrain

• abstain
• airplane
• alkane
• arcane
• arraign
• attain
• backplane
• betaine
• biplane
• blockchain
• butane
• campaign

Kids Definition

retrain

verb

re·​train rē-ˈtrān 

1

: to train again or anew

2

: to become retrained

retrainable

-ˈtrā-nə-bəl 

adjective