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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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 The fix is to let transformers and longitudinal behavioral data predict the next best product. Lutz Finger, Forbes.com, 23 May 2026 With the transformer clicked on, one associate of Blaine and Anneliese's immediately incinerates. Lynsey Eidell, PEOPLE, 23 May 2026 The repairs follow a transformer explosion and electrical fire last June which temporarily left both buildings without power. Justin Muszynski, Hartford Courant, 14 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 27 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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