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lepton

Definition from Dictionary, a free dictionary
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English

Pronunciation

  • IPA: /ˈlɛptɒn/

Etymology 1

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From Ancient Greek λεπτόν, neuter form of λεπτός ‘small’.

Noun

Singular
lepton

Plural
lepta

lepton (lepta)
  1. A small, bronze Judean coin from the 1st century BCE. The lowest value coin ever in circulation. Considered by some to be the widow's mite.

Etymology 2

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From Ancient Greek λεπτός + -on.

Noun

Singular
lepton

Plural
{{{1}}}

lepton ({{{1}}})
  1. (physics) An elementary particle with a spin of 1/2 (a fermion) which is immune to the strong nuclear force (including the electron, the muon, the neutrino and the tauon).
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