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induction coil
noun
: 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
One or more induction coils in the charging base create a magnetic field and transmit energy.
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Simon Hill, WIRED, 30 Aug. 2024
That field passes through the glass – and through the air gap between panes of glass – producing an alternating electric current in the receiver's induction coil.
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Ben Coxworth, New Atlas, 7 Jan. 2025
Thin magnetic induction coils and flexible magnetic materials in it then do the work to infer neck and throat movements beneath the skin.
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IEEE Spectrum, 23 Mar. 2024
Another plug-free power source might be magnetic resonance coupling via an induction coil.
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IEEE Spectrum, 18 Jan. 2012
The space allows room for the keyboard to charge (the laptop has an induction coil) but leaves room for potentially damaging debris.
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Scharon Harding, Ars Technica, 14 Dec. 2023
When smelling time is over, magnetic induction coils sweep heat away from the face, effectively blowing out the smelly wax.
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Sara Kiley Watson, Popular Science, 11 May 2023
And a magnetic induction coil controls a metal plate that conducts heat away from the electrode to rapidly cool it down and shut off the scent.
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Simon Makin, Scientific American, 9 May 2023
Connected to the radio was a neck-loop induction coil worn under the shadower’s clothing.
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Neuroskeptic, Discover Magazine, 6 Sep. 2014
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Word History
First Known Use
1837, in the meaning defined above
Dictionary Entries Near induction coil
Cite this Entry
“Induction coil.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/induction%20coil. Accessed 11 Feb. 2025.
Kids Definition
induction coil
noun
: a device that changes a low steady voltage into a repeating high voltage by induction
More from Merriam-Webster on induction coil
Britannica.com: Encyclopedia article about induction coil
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