permanent magnet


Definition of permanent magnet

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

Examples of permanent magnet in a Sentence

Recent Examples on the Web One high-stakes arena that could shape the trajectory of the global climate economy is the rare earth permanent magnet industry. Mary Hui, Quartz, 14 May 2021 Each axle is driven by an identical 150kW (201hp), 330Nm (243lb-ft) permanent magnet AC motor-generator unit, and the battery pack is able to supply both of them with enough juice to give the car all 300kW (402hp) at once. Jonathan M. Gitlin, Ars Technica, 6 Nov. 2020 There is a total of three permanent magnet electric motors—one powering the front axle and a pair at the rear, each driving its own wheel. Jonathan M. Gitlin, Ars Technica, 21 Oct. 2020 New research details the first ever conversion of a non-magnetic material into a permanent magnet using electricity. Caroline Delbert, Popular Mechanics, 31 July 2020 Rawlinson said that the Air has also moved to a new in-house silicon carbide inverter, as well as a switch from induction to permanent magnet motors front and rear. Jonathan M. Gitlin, Ars Technica, 9 June 2020 Under the hood lies a 201hp (150kW), 291lb-ft (395Nm) permanent magnet synchronous motor that drives the front wheels. Jonathan M. Gitlin, Ars Technica, 11 May 2020 Ahead of the rear axle, a third 47hp (35kW) permanent magnet motor is located between the V6 engine and the nine-speed dual clutch transmission. Jonathan M. Gitlin, Ars Technica, 12 Mar. 2020 The all-wheel drive powertrains are almost identical in both, and in normal driving both versions even output the same 460kW (616hp) from two permanent magnet synchronous motor-generator units, located fore and aft of the battery pack. Jonathan M. Gitlin, Ars Technica, 4 Sep. 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'permanent magnet.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of permanent magnet

1882, in the meaning defined above

Keep scrolling for more

Learn More About permanent magnet

Time Traveler for permanent magnet

Time Traveler

The first known use of permanent magnet was in 1882

See more words from the same year

Dictionary Entries Near permanent magnet


permanent magnet

permanent magnetism

See More Nearby Entries 

Statistics for permanent magnet

Cite this Entry

“Permanent magnet.” Dictionary, Merriam-Webster, Accessed 3 Aug. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More from Merriam-Webster on permanent magnet Encyclopedia article about permanent magnet


Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

 AlphaBear 2

Spell words. Make bears.

Love words? Need even more definitions?

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