transformer

noun

trans·​form·​er tran(t)s-ˈfȯr-mər How to pronounce transformer (audio)
Synonyms of transformernext
: 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
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The model is built on a mixture-of-transformers architecture that combines reasoning and content generation. Neetika Walter, Interesting Engineering, 1 June 2026 Domestic capabilities are the foundation American ingenuity was a genesis for AI, from the invention of the transistor to the development of the transformer, which enables large language models. Olivia White, Time, 29 May 2026 NextEra’s transmission line doesn’t have any substations, so there’s no need for transformers, Shortell said. Doug Ross, Chicago Tribune, 29 May 2026 Tom Ford Finn Collapsible-Heel Suede Espadrilles Tom Ford’s take on the espadrille treats the style like a transformer. Robb Report Studio, Robb Report, 23 May 2026 See All Example Sentences for transformer

Word History

First Known Use

1596, in the meaning defined above

Time Traveler
The first known use of transformer was in 1596

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Cite this Entry

“Transformer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transformer. Accessed 3 Jun. 2026.

Kids Definition

transformer

noun
trans·​form·​er tran(t)s-ˈfȯr-mər How to pronounce transformer (audio)
: a device for changing an electric current into one of different voltage
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