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Meaning of electron-neutrino

e•lec•tron-neu•tri•no

Pronunciation: (i-lek'tron-n-trē"nō, -ny-), [key]
— pl. -nos.
  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. Also calledCf. lepton.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.