[{"Bold_text": "adjective", "List Items": ["of or noting a mental state characterized by a profound sense of intensified sensory perception, sometimes accompanied by severe perceptual distortion and hallucinations and by extreme feelings of either euphoria or despair:LSD users seek the psychedelic properties of the drug, including heightened sensory experiences.", "of, relating to, or noting any of various drugs producing this state, such as LSD, mescaline, or psilocybin:Researchers have long been interested in the potential therapeutic effects of psychedelic drugs for humans.", "characterized by images, sounds, or feelings resembling those experienced while in the altered state produced by psychedelic drugs:The psychedelic designs of music posters in the 60s were inspired by the Art Nouveau movement of the late 1800s.Their music had a dreamy psychedelic sound, with gentle guitars and hushed vocals.The psychedelic designs of music posters in the 60s were inspired by the Art Nouveau movement of the late 1800s."]}, {"Bold_text": "noun", "List Items": ["a psychedelic drug:The clinic will start treating patients with ketamine, a psychedelic.", "Rare.a person who uses such a substance."]}]