noun🔗ShareMuónAn unstable elementary particle in the lepton family, having similar properties to the electron but with a mass 207 times greater."Scientists studying cosmic rays detected a muon, a heavier cousin of the electron, in their particle detector. "Científicos que estudiaban los rayos cósmicos detectaron un muón, un primo más pesado del electrón, en su detector de partículas.physicselementChat with AIVocabulary GamePractice Reading