group action group ab • group agglutination · · · Info · Definitions · Characters · · group action · · Text Common · · Latin · · Scripts 12 · · Length 3 · · Syllables Definitions · · · (noun) action taken by a group of people. Synonyms: group action. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 g latin small letter g U+0067 i latin small letter i U+0069 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075