Found 2 items, similar to lepton.
English → English (WordNet) Definition: lepton lepton n 1: 100 lepta equal 1 drachma 2: an elementary particle that participates in weak interactions; has a baryon number of 0 [also: lepta (pl)]
English → English (gcide) Definition: lepton lepton \lepton\ n. (Physics) an elementary particle that participates in weak interactions but does not participate in the strong interaction; it has a baryon number of 0. Some known leptons are the electron, the negative muon, the tau-minus particle, and the neutrinos associated with each of these particles. [WordNet 1.5 +PJC]