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 digital twin created for one of Rajasthan’s largest state utilities mapped 5 million grid assets—poles, lines, transformers, and network infrastructure—by pulling together feeder, meter, and billing data previously stored in separate silos. Ken Silverstein, Forbes.com, 10 May 2026 OpenAI’s large language model, built atop a neural-network concept developed a few years before by Google researchers called the transformer, gained millions of global users within days, asking it for medical and relationship advice, pitch decks and poetry. Andrew R. Chow, Time, 6 May 2026 When physical bottlenecks — power interconnection queues, transformer shortages, specialized labor constraints — slow data center deployment, companies don’t scale back their ambitions. Nick Lichtenberg, Fortune, 6 May 2026 His beat is where a cloud dashboard becomes a construction project—where digital demand collides with factories, transformers, chips and cables. Deni Ellis Béchard, Scientific American, 1 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 13 May. 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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