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

Trustees have already agreed to cut nearly $33 million from the district’s budget over a period of three years to maintain fiscal solvency and retrain local control. —Sierra Lopez, Mercury News, 2 Dec. 2025

If robots can reliably manipulate objects without being retrained for each new situation, they can actually be used in tasks like helping around the home to clean, tidy, and perhaps even cook. —Christopher McFadden, Interesting Engineering, 29 Nov. 2025

The founders believe continuous learning — the ability for a model to absorb new experiences safely, without retraining from scratch — is the next major frontier. —Eva Roytburg, Fortune, 28 Nov. 2025

These small acts retrain your brain toward positivity and resilience. —Dr. Daniel Amen, Time, 26 Nov. 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