lepton
lepton1 definition
lep·ton (lep′tän′)
lepton2 definition
lep·ton (lep′tän′)
noun
Particle Physics any of a class of fermions subject to the weak interaction but not the strong interaction, as the electron, neutrino, muon, or tau particle
Etymology: lept(o)- + -on
Related Forms:
- leptonic lep′·ton′ic adjective
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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