Definition of permanent magnet in English:

permanent magnet

noun

  • A magnet that retains its magnetic properties in the absence of an inducing field or current.

    • ‘The molecules were maintained under tension by the field gradient of two small permanent magnets placed above the sample.’
    • ‘If this condition persists even in the absence of an external magnetic field, the material is a permanent magnet.’
    • ‘He did it by using only the energy contained in the atoms of permanent magnets, he said.’
    • ‘A permanent magnet may be represented precisely by an appropriate density of hypothetical magnetic charges on its two pole faces.’
    • ‘The magnetic ring includes a ring and a pair of permanent magnets that extend from the ring.’