permanent magnet

American  

noun

1. a magnet that retains its magnetism after being removed from an external magnetic field.

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permanent magnet British  

noun

1. a magnet, often of steel, that retains its magnetization after the magnetic field producing it has been removed

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permanent magnet Scientific  

/ pûr′mə-nənt /

1. A piece of ferromagnetic material that retains its magnetism after it has been magnetized.

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Other Word Forms

• permanent magnetism
  noun

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Etymology

Origin of permanent magnet

First recorded in 1820–30

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Example Sentences

See Examples For:

permanent magnet

Despite the large number of known magnetic compounds, no entirely new permanent magnet has been identified from this pool.

From Science Daily ● Feb. 19, 2026

The problem: Even at the new factory’s initial planned capacity of 2,000 metric tons of permanent magnet material, the plant will produce a fraction of what analysts estimate European manufacturers need.

From The Wall Street Journal ● Nov. 16, 2025

And, at present, China massively dominates global permanent magnet production, with more than 90% market share.

From BBC ● Apr. 4, 2024

“Chinese permanent magnet producers get raw materials at 25% below the price I can get them,” said Bernd Schleede, head of permanent magnets at VAC.

From Reuters ● Aug. 23, 2021

Look, we make a roller bearing, this shape only it's a permanent magnet.

From Junior Achievement by John Schoenherr

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