induction coil


Definition of induction coil

: an apparatus for obtaining intermittent high voltage that consists of a primary coil through which the direct current flows, an interrupter, and a secondary coil of a larger number of turns in which the high voltage is induced

Examples of induction coil in a Sentence

Recent Examples on the Web Inside the charging pad is an induction coil that creates an oscillating electromagnetic field. Courtney Linder, Popular Mechanics, "How Does Wireless Charging Work?," 1 Sep. 2019 Monsoor’s problem was electrical in nature, with the loss of an induction coil causing the failure of another system. Kyle Mizokami, Popular Mechanics, "The U.S. Navy's Newest Stealth Destroyer Promptly Suffers a Breakdown," 11 Dec. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'induction coil.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of induction coil

1837, in the meaning defined above

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The first known use of induction coil was in 1837

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Cite this Entry

“Induction coil.” Dictionary, Merriam-Webster, Accessed 28 Sep. 2020.

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