How to Use permanent magnet in a Sentence

permanent magnet

noun
  • First, there is the force caused by the permanent magnets in the rotor.
    — IEEE Spectrum, 22 June 2017
  • Rare earths and permanent magnets were a proof of concept.
    — Nick Lichtenberg, Fortune, 20 May 2026
  • Dust filters that don’t quite cover all the vent holes are attached via small permanent magnets to each side.
    — Thomas Soderstrom, PC Magazine, 21 Sep. 2025
  • The first is with a permanent magnet, like those things that stick to your refrigerator door.
    — Rhett Allain, Wired, 31 Dec. 2021
  • The bump in power is due to use of stronger permanent magnets in the motor with improved heat management.
    — Elana Scherr, Car and Driver, 3 June 2023
  • The rare earth compound is a raw material for permanent magnets.
    — Lisa Kailai Han, CNBC, 14 Nov. 2025
  • That’s what a permanent magnet is — a bunch of little superconducting loops, one in each atom.
    — Sumeet Kulkarni, Los Angeles Times, 2 July 2022
  • So the rotating stator field attracts both the permanent magnets and also the iron of the rotor.
    — IEEE Spectrum, 22 June 2017
  • An external motor moves a permanent magnet up and down outside the syringe.
    — Aamir Khollam, Interesting Engineering, 10 Feb. 2026
  • 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
  • Both use permanent magnets embedded in their rotors and both need inverters.
    — The Economist, 22 Apr. 2018
  • In a sample of pure iron, the atoms would all align magnetically in the same direction and make a permanent magnet.
    — Melanie Fine, Forbes, 21 Oct. 2021
  • Regardless of their shape and size, permanent magnets are everywhere.
    — Andrew Zaleski, Popular Mechanics, 22 Aug. 2023
  • On either side of the battery pack is a synchronous permanent magnet electric motor.
    — Jonathan M. Gitlin, Ars Technica, 14 June 2018
  • This changing magnetic field can push and pull on the magnetic field of a nearby magnet (called the permanent magnet).
    — Ben Finio, Scientific American, 5 Dec. 2019
  • Magnetic fields can be produced by permanent magnets or by electric currents passing through bundles of wires wrapped around an iron core.
    — The Economist, 22 Apr. 2018
  • This rotating stator field attracts the permanent magnets of the rotor so that the rotor starts moving.
    — IEEE Spectrum, 22 June 2017
  • The translator is a long, straight tube with an array of neodymium permanent magnets attached to the perimeter, near the center.
    — IEEE Spectrum, 18 Feb. 2023
  • There's a new permanent magnet motor and a silicon-carbide inverter, and now the motor drives the rear wheels, not the fronts.
    — Jonathan M. Gitlin, Ars Technica, 24 Jan. 2023
  • Coils of superconductor could replace permanent magnets to achieve those goals.
    — IEEE Spectrum, 23 Sep. 2019
  • In a nutshell, this machine uses both wires and permanent magnets to create a magnetic field within the rotor.
    — IEEE Spectrum, 22 June 2017
  • Neodymium and praseodymium are in demand for permanent magnets used in EV motors and wind turbines.
    — Jason Neely and Eric Onstad, USA TODAY, 27 Feb. 2025
  • These windings are repelled by permanent magnets or electromagnets in the stator.
    — IEEE Spectrum, 22 June 2017
  • But unpaired 3d electrons aren’t quite enough for a really strong and practical permanent magnet.
    — IEEE Spectrum, 15 Nov. 2023
  • In newer motors the usual order of things is reversed, with the windings held in the stator and the rotor sporting permanent magnets.
    — The Economist, 14 Sep. 2017
  • In the case of a ferromagnet, or permanent magnet, those compass needles remain aligned even after the magnetic field is turned off.
    — Andy Berger, Discover Magazine, 5 Aug. 2015
  • China also aims to use the minerals to produce its own versions of permanent magnets and electric vehicles.
    — Los Angeles Times, 29 July 2019
  • The problem with small permanent magnets is that the magnetic field fluctuates with small temperature changes.
    — IEEE Spectrum, 5 Aug. 2014
  • If that magnetic field interacts with a permanent magnet, motion happens.
    — Rupendra Brahambhatt, Interesting Engineering, 15 Feb. 2026
  • 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

Some of 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.

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