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bar magnet

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noun
  1. a bar-shaped, usually permanent, magnet.

Origin of bar magnet

First recorded in 1820–30
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for bar magnet

Historical Examples

  • He hung a bar-magnet on a pivot in its center as a compass-needle is hung.

    Steam Steel and Electricity

    James W. Steele