Library / English Dictionary

    LEPTON

    Pronunciation (US): Play  (GB): Play

    Irregular inflected form: lepta  Listen to US pronunciation  Listen to GB pronunciation

     I. (noun) 

    Sense 1

    Meaning:

    An elementary particle that participates in weak interactions; has a baryon number of 0play

    Classified under:

    Nouns denoting natural objects (not man-made)

    Hypernyms ("lepton" is a kind of...):

    elementary particle; fundamental particle ((physics) a particle that is less complex than an atom; regarded as constituents of all matter)

    fermion (any particle that obeys Fermi-Dirac statistics and is subject to the Pauli exclusion principle)

    Hyponyms (each of the following is a kind of "lepton"):

    electron; negatron (an elementary particle with negative charge)

    mu-meson; muon; negative muon (an elementary particle with a negative charge and a half-life of 2 microsecond; decays to electron and neutrino and antineutrino)

    neutrino (an elementary, electrically neutral particle with a very small mass)

    tau-minus particle; tauon (a lepton of very great mass)

    Sense 2

    Meaning:

    100 lepta equal 1 drachma in Greeceplay

    Classified under:

    Nouns denoting quantities and units of measure

    Hypernyms ("lepton" is a kind of...):

    Greek monetary unit (monetary unit in Greece)

    Holonyms ("lepton" is a part of...):

    drachma; Greek drachma (formerly the basic unit of money in Greece)

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