Medical Dictionary
psychoactive
adj psy·cho·ac·tive \ˌsī-kō-ˈak-tiv\
Medical Definition of PSYCHOACTIVE
: affecting the mind or behavior <psychoactive drugs> <THC is the principal psychoactive ingredient in marijuana>
Seen & Heard
What made you want to look up psychoactive? Please tell us where you read or heard it (including the quote, if possible).