dipole moment


Definition of dipole moment 

: the moment produced by a magnetic or electric dipole especially : the product of the distance between the two poles and the magnitude of either pole

Examples of dipole moment in a Sentence

Recent Examples on the Web

The electron's egg shape, if real, would be quantified by what is known as the electric dipole moment (EDM). Edwin Cartlidge, Science | AAAS, "New test of electron’s roundness could help explain universe’s matter/antimatter imbalance," 26 Oct. 2017

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'dipole moment.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of dipole moment

1926, in the meaning defined above

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Dictionary Entries near dipole moment


dipolar ion


dipole moment

Dippel's oil


dipper clam

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The first known use of dipole moment was in 1926

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to clear from alleged fault or guilt

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