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 Switch to range mode, and clutches disconnect the front permanent magnet synchronous motor and remap the throttle pedal for better efficiency. Jonathan M. Gitlin, Ars Technica, 30 June 2024 Hard Science New nuclear fusion reactor design may be a breakthrough Using permanent magnets may help to make nuclear fusion reactors simpler and more affordable. Big Think, 24 June 2024 Exxon got rid of its battery efforts in the early 1980s, and GM’s rare-earth permanent magnet business was sold to China in 1995. Henry Sanderson, Foreign Affairs, 2 Jan. 2024 Phoenix Tailings focuses on extracting neodymium, neodymium-praseodymium alloy, dysprosium, and ferro dysprosium alloy, which are rare earth metals used in permanent magnets for EVs, wind turbines, jet engines and other applications. IEEE Spectrum, 31 May 2024 See all Example Sentences for permanent magnet 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'permanent magnet.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1882, in the meaning defined above

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

Dictionary Entries Near permanent magnet

Cite this Entry

“Permanent magnet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/permanent%20magnet. Accessed 27 Jul. 2024.

Kids Definition

permanent magnet

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

More from Merriam-Webster on permanent magnet

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