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coercivity

[ koh-er-siv-i-tee ]

noun

, Electricity.
  1. the magnetic intensity needed to reduce to zero the magnetic flux density of a fully magnetized magnetic specimen or to demagnetize a magnet.

coercivity

/ ˌkəʊɜːˈsɪvɪtɪ /

noun

  1. See coercive force
    the magnetic-field strength necessary to demagnetize a ferromagnetic material that is magnetized to saturation. It is measured in amperes per metre Compare coercive force

coercivity

/ kō′ər-sĭv′ĭ-tē /

  1. The magnetic flux density needed to reduce the magnetization of a material (especially a ferromagnetic material) from complete saturation to zero. Coercivity is measured in teslas.
  2. Compare remanence

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Word History and Origins

Origin of coercivity1

First recorded in 1895–1900; coercive + -ity

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Example Sentences

If required for permanent magnet making, it should have the highest possible coercivity combined with a high retentivity.

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