LSD, lysergic acid diethylamide - a powerful hallucinogenic drug manufactured from lysergic acid

mescaline, peyote - the hallucinatory alkaloid that is the active agent in mescal buttons

angel dust, PCP, phencyclidine, phencyclidine hydrochloride - a drug used as an anesthetic by veterinarians; illicitly taken (originally in the form of powder or `dust') for its effects as a hallucinogen

psilocin, psilocybin - a hallucinogenic compound obtained from a mushroom

consciousness-altering drug, mind-altering drug, psychoactive drug, psychoactive substance - a drug that can produce mood changes and distorted perceptions

salvinorin - a hallucinogen obtained from Salvia divinorum