magnetic moment

American  

noun

Electricity.

1. a vector quantity associated with a given electric current, magnet, or the like, having the property that its vector product with the magnetic induction equals the torque acting on the given object.

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magnetic moment British  

noun

1. short for magnetic dipole moment electromagnetic moment

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magnetic moment Scientific  

1. See magnetic dipole moment

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Etymology

Origin of magnetic moment

First recorded in 1860–65

Example Sentences

The research focused on a property known as the muon's magnetic moment, which describes how strongly the particle acts like a tiny magnet.

From Science Daily • May 19, 2026

In that geometry, it becomes impossible for every magnetic moment to point opposite to all of its neighbors at the same time.

From Science Daily • Mar. 16, 2026

In 2021 the collaboration measured the muon’s magnetic moment to a precision of one part in two million.

From Scientific American • Aug. 10, 2023

On Thursday researchers announced the latest measurement milestone, which pins down the muon’s magnetic moment to an error of just one part in five million.

From Scientific American • Aug. 10, 2023

Whether this be the case or not, it is certain that the greater the exciting current the less will a variation in it affect the magnetic moment of the core.

From Scientific American Supplement, No. 433, April 19, 1884 by Various