lepton

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lepton¹

  • /ˈlɛptɒn/

Rhymes with -ɛptɒn

Where it comes from

From Ancient Greek λεπτόν (leptón), neuter form of λεπτός (leptós, “small”).

noun lepta · leptons

  1. A coin used since ancient times in Greece, serving in modern times as one hundredth of a phoenix, a drachma, and a euro (as the Greek form of the Eurocent).
  2. A small, bronze Judean coin from the 1st century BCE, considered by some to be the widow's mite.

Similar: lepton

lepton²

  • /ˈlɛptɒn/

Rhymes with -ɛptɒn

Where it comes from

From Ancient Greek λεπτός (leptós) + -on. Coined by Dutch-American physicist Abraham Pais in 1947.

noun leptons

  1. particle An elementary particle that has a spin of 1/2 (i.e., is a fermion) and does not interact via the strong nuclear force; examples include the electron, the muon, the neutrino and the tauon. In the present paper we deal with the second order radiative correction to the beta disintegration of nucleon, assuming the Fermi's interaction between necleon and lepton fields, and show that there appears such an ultraviolet divergence as can not be removed by the procedure of renormalization of m

Similar: lepton

Thesaurus

noun

Similar: lepton

noun

Similar: lepton

Translations

Every language

noun Greek coin

Españolleptón
Françaislepton
Ελληνικάλεπτό leptó
Русскийле́пта lépta

noun elementary particle

Españolleptón
日本語レプトン reputon, 軽粒子 keiryūshi
中文輕子 /轻子 qīngzǐ
Françaislepton
DeutschLepton
Italianoleptone
Ελληνικάλεπτόνιο leptónio
Românălepton
Русскийлепто́н leptón

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MLA

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

APA

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

Chicago

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

BibTeX
@misc{lepton_2026,
  title = {lepton},
  howpublished = {Wiktionary, via Micwyn},
  year = {2026},
  url = {https://micwyn.com/word/lepton},
  urldate = {2026-11-06}
}