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

Crucially, no one had to tell a transformer that animals get tired and streets may be wide. — Quanta Magazine, 12 Oct. 2026

To electrify their countries, governments will need to invest in power generation, transmission lines, and transformers. — Jared Cohen, Foreign Affairs, 7 Oct. 2026

In the following decades, computer scientists and engineers enabled computing capabilities to be scaled up, developing graphics chips, the transformer architecture and more. — Arryn Robbins, The Conversation, 7 Oct. 2026

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

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