Home › Words › I › isoproscalineisoproscalineisoproscaline · noun — 4-(i)-propoxy-3,5-dimethoxyphenethylamine, an analogue of mescaline that produces hallucinogenic, psychedelic, and entheogenic effects.Definition from Wiktionary (CC BY-SA 3.0).EtymologyFrom iso- + proscaline.noun4-(i)-propoxy-3,5-dimethoxyphenethylamine, an analogue of mescaline that produces hallucinogenic, psychedelic, and entheogenic effects.Definitions & examples from Wiktionary (CC BY-SA 3.0).