psychoactive substance psychoactive drug • psychoanalyse · · · Info · Definitions · Synonyms · Characters · · psychoactive substance · · Text Common · · Latin · · Scripts 22 · · Length 5 · · 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 · · · psychoactive drug · · Synonym 1 mind-altering drug · · Synonym 2 consciousness-altering drug · · Synonym 3 Characters · · space U+0020 a latin small letter a U+0061 b latin small letter b U+0062 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 n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 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