Found 1 definition: magnetic moment.

[WORDNET DICTIONARY]

**magnetic moment**(n = noun.phenomenon) moment of a magnet - the torque exerted on a magnet or dipole when it is placed in a magnetic field;

is a kind of torque, torsion

[CIDE DICTIONARY]

The torque exerted on a magnet or dipole when it is placed in a magnetic field. [*WordNet 1.5*]

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