psychoactive drug psychoactive • psychoactive substance · · · Info · Definitions · Synonyms · Characters · · psychoactive drug · · Text Common · · Latin · · Scripts 17 · · Length 4 · · Syllables Definitions · · · (noun) a drug that can produce mood changes and distorted perceptions. Synonyms: psychoactive drug, mind-altering drug, consciousness-altering drug, psychoactive substance. · · Noun Definition 1 Synonyms · · · mind-altering drug · · Synonym 1 consciousness-altering drug · · Synonym 2 psychoactive substance · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 d latin small letter d U+0064 e latin small letter e U+0065 g latin small letter g U+0067 h latin small letter h U+0068 i latin small letter i U+0069 o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 v latin small letter v U+0076 y latin small letter y U+0079