: a unit of the quantized magnetic moment of a particle (such as an atom)

Examples of magneton in a Sentence

Recent Examples on the Web
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The resulting oscillation of the magneton has two frequencies that are not evenly divisible by either the driving field or each other. — Chris Lee, Ars Technica, 2 June 2018

Word History

Etymology

borrowed from French magnéton, from magnét- (in magnétique magnetic entry 1) + -on entry 2

First Known Use

1911, in the meaning defined above

Time Traveler
The first known use of magneton was in 1911

Cite this Entry

“Magneton.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/magneton. Accessed 26 Sep. 2026.

Medical Definition

: a unit of measurement of the magnetic moment of a particle (as an atom or atomic nucleus) that is equal to 0.927×10−20 ergs per oersted for atoms and 0.505×10−23 ergs per oersted for atomic nuclei

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