transformer

noun

trans·​form·​er tran(t)s-ˈfȯr-mər How to pronounce transformer (audio)
: 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
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Scientists have had some successes pushing transformers past these limits, but those increasingly look like short-term fixes. Anil Ananthaswamy, Quanta Magazine, 31 Jan. 2025 An electrical transformer blew out late in the first half of Davidson Academy’s home game against Goodpasture. Tyler Palmateer, The Tennessean, 20 Dec. 2024 Recently, several transformers in our neighborhood were replaced by our provider, Southern Maryland Electric Cooperative, due to sporadic outages. Reader Commentary, Baltimore Sun, 28 Jan. 2025 The new transformer, which was delivered from a factory in North Carolina earlier this month, had initially been ordered to revive a dead substation elsewhere in the subway system. Evan Simko-Bednarski, New York Daily News, 28 Jan. 2025 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

Dictionary Entries Near transformer

Cite this Entry

“Transformer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/transformer. Accessed 20 Feb. 2025.

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
Last Updated: - Updated example sentences
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