muon

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muon

  • /ˈmjuːɒn/

Rhymes with -uːɒn

Where it comes from

Contraction of the earlier term mu-meson; the particle has now been recategorised as a lepton. Coined by Italian physicist Enrico Fermi in 1951 in his book Elementary Particles.

noun muons

  1. An unstable elementary particle in the lepton family, having similar properties to the electron but with a mass 207 times greater. The μ-meson of Powell (called here muon) is instead a disintegration product of the pion, only weakly linked to the nucleons and therefore of little importance in the explanation of nuclear forces.

Translations

Every language

noun an unstable elementary particle in the lepton family

Españolmuon
한국어뮤 입자 myu ipja
日本語ミュー粒子 myū ryūshi
中文μ子 miùzǐ, 緲子 /缈子 miǎozǐ, 渺子 miǎozǐ, 繆子 /缪子 miùzǐ
Portuguêsmuão, múon
Françaismuon
DeutschMyon
Italianomuone
Ελληνικάμιόνιο miónio
Русскиймюо́н mjuón
Tiếng Việtmuon

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MLA

"muon." Wiktionary, via Micwyn, micwyn.com/word/muon. Accessed 6 Nov. 2026.

APA

muon. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/muon

Chicago

"muon." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/muon.

BibTeX
@misc{muon_2026,
  title = {muon},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/muon},
  urldate = {2026-11-06}
}