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.
First off, the bike is based around a new Enduro Evolution drivetrain that's made up of an integrated gear-reduction box with an internal permanent magnet motor. New Atlas, 26 Jan. 2026 The company revealed that this groundbreaking plant will manufacture 1,500 tons of Iron Nitride permanent magnets annually once fully operational in 2027. Prabhat Ranjan Mishra, Interesting Engineering, 17 Jan. 2026 The facility is expected to produce permanent magnets, a crucial material in modern defense systems like missiles and drones, supply of which had been wrapped up by China. Matthew Martin, semafor.com, 21 Nov. 2025 These flux lines represent the interacting magnetic fields of the permanent magnets in the rotor and electromagnets in the stator. IEEE Spectrum, 19 Nov. 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 4 Feb. 2026.

Kids Definition

permanent magnet

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

More from Merriam-Webster on permanent magnet

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster