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
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Six strong permanent magnets attach the X50’s sole dust filter to its bottom panel, and grooves at the base of its feet lock one edge into place. PC Magazine, 17 Oct. 2025 It was put into devastating effect last week when Beijing ramped up export restrictions on rare earth minerals and permanent magnets—arcane materials vital for myriad industrial processes and for which China enjoys a stranglehold on supply. Charlie Campbell, Time, 16 Oct. 2025 The analyst added that these permanent magnets use elements such as samarium-cobalt and neodymium-iron-boron molecules or yttrium, a rare earth metal used to prevent corrosion. Lisa Kailai Han, CNBC, 13 Oct. 2025 Or, consider Siemens Gamesa, a European wind‑turbine manufacturer, which is diversifying its supply chain to lessen dependence on permanent magnets from China. Brendon Grunewald, Forbes.com, 18 Sep. 2025 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

Browse Nearby Words

Cite this Entry

“Permanent magnet.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/permanent%20magnet. Accessed 25 Oct. 2025.

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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