[ih-lek-tron-noo-tree-noh, -nyoo-]
noun, plural e·lec·tron-neu·tri·nos. Physics.
  1. a type of neutrino that obeys a conservation law together with the electron, with the total number of electrons and electron-neutrinos minus the total number of their antiparticles remaining constant.
Compare lepton2.
Also called electronic neutrino, e-neutrino.
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