Mu-meson

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  mu-meson \mu-meson\, mu meson \mu meson\n. (Physics)
     an elementary particle with a negative charge and a half-life
     of 2 microseconds; the muon. It is a lepton, not a true
     meson, and decays to an electron and neutrino and
     antineutrino.
  


     Syn: muon, negative muon.
          [WordNet 1.5]

From WordNet (r) 2.0 [wn]:

  mu-meson
       n : an elementary particle with a negative charge and a
           half-life of 2 microsecond; decays to electron and
           neutrino and antineutrino [syn: {muon}, {negative muon}]