tauon

Etymology
, tau short for, being the third lepton discovered.

Noun

 * 1) An unstable elementary particle which is a type of lepton, having a mass almost twice that of a proton, a negative charge, and a spin of ½; it decays into hadrons (usually pions) or other leptons, and neutrinos.

Translations

 * Catalan:
 * Dutch: tauon, taudeeltje
 * Esperanto: taŭono
 * Finnish:
 * French: ,
 * Icelandic: táeind
 * Ido:
 * Italian:
 * Japanese:
 * Polish:
 * Portuguese: tauão, táuon
 * Russian: тау-лептон, таон
 * Swedish:
 * Tagalog: taw tungapik