mu-meson Mumbo-jumboism • mumification necrosis · · · Info · Definitions · Synonyms · Characters · · mu-meson · · Text Common · · Latin · · Scripts 8 · · Length 3 · · Syllables Definitions · · · (noun) an elementary particle with a negative charge and a half-life of 2 microsecond; decays to electron and neutrino and antineutrino. Synonyms: muon, negative muon. · · Noun Definition 1 Synonyms · · · muon · · Synonym 1 negative muon · · Synonym 2 Characters · · - hyphen-minus U+002D e latin small letter e U+0065 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F s latin small letter s U+0073 u latin small letter u U+0075