permanent magnet

noun

: a magnet that retains its magnetism after removal of the magnetizing force

Examples of permanent magnet 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.
The mechanism pushes or retracts permanent magnets positioned on all four sides of the robot, allowing neighboring boats to connect across gaps of 10 to 15 centimeters. — Jijo Malayil, Interesting Engineering, 10 July 2026 Rare earths and permanent magnets were a proof of concept. — Nick Lichtenberg, Fortune, 20 May 2026 Niron Magnetics, a Minneapolis developer of rare earth-free permanent magnets for industry, announced the appointment of Mike Brommer as chief operations officer. — Pioneer Press, Twin Cities, 17 May 2026 That, in turn, can be exploited to achieve high coercivity, the essential property that lets a permanent magnet stay magnetized. — Glenn Zorpette, IEEE Spectrum, 29 Apr. 2026 See All Example Sentences for permanent magnet

Word History

First Known Use

1882, in the meaning defined above

Time Traveler
The first known use of permanent magnet was in 1882

Rhymes for permanent magnet

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Browse Nearby Words

permanently
permanent magnet
permanent magnetism
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Cite this Entry

“Permanent magnet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/permanent%20magnet. Accessed 17 Jul. 2026.

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Kids Definition

permanent magnet

noun
: a magnet that retains its magnetism after removal of the magnetizing force

More from Merriam-Webster on permanent magnet

Britannica.com: Encyclopedia article about permanent magnet

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