transformer

noun

trans·​form·​er tran(t)s-ˈfȯr-mər 

: one that transforms

specifically : a device employing the principle of mutual induction to convert variations of current in a primary circuit into variations of voltage and current in a secondary circuit

Examples of transformer in a Sentence

Recent Examples on the Web

Nolla says its healthcare platform uses multimodal machine-learning systems, including vision transformers, which can identify patterns across images and other patient data. — Neetika Walter, Interesting Engineering, 5 Oct. 2026

These innovations point towards a future where transformers assist patients in informing them of risks with different types of medications. — Esha Desai, Hartford Courant, 4 Oct. 2026

Coalition spokesman Turki al-Maliki said that the strike on the Taibah distribution station knocked one transformer out of service but left the wider grid intact. — Anniek Bao, CNBC, 2 Oct. 2026

So are the power plants, transmission lines, substations, transformers and cooling systems required to run them. — Anthony Milewski, Forbes.com, 2 Oct. 2026

Word History

First Known Use

1596, in the meaning defined above

Phrases Containing transformer

• Tesla transformer

Rhymes for transformer

• conformer
• informer
• performer
• reformer
• dormer
• former
• warmer

Kids Definition

transformer

noun

trans·​form·​er tran(t)s-ˈfȯr-mər 

: a device for changing an electric current into one of different voltage