hyperactivity hyperactive • hyperacuity · · · Info · Definitions · Characters · · hyperactivity · · Text Latin · · Script 13 · · Length 6 · · Syllables Definitions · · · (noun) a condition characterized by excessive restlessness and movement. · · Noun Definition 1 Characters · · a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 h latin small letter h U+0068 i latin small letter i U+0069 p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 v latin small letter v U+0076 y latin small letter y U+0079