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1. a Mexican cactus of the genus Lophophora.
2. a drug made from the flowering heads of this cactus, whose active principle is the hallucinogen mescaline; used by North American Indians in certain ceremonies to produce feelings of ecstasy.
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.
pe·yo·te, peyotl (pā-yō'tē, pā-yō'tĕl),
Aztec name for Lophophora williamsii, a small cactus indigenous to Mexico and the southwestern U.S. used in Native American tribal ceremonies, to induce trances and hallucinations; the principal active component of peyote is mescaline.
Farlex Partner Medical Dictionary © Farlex 2012
Herbal medicine A North American cactus, with > 50 distinct alkaloids—mescaline is the most active—and best-known for its hallucinatory effects; it is integral to some Native American tribal rituals in the American southwest, but is otherwise illegal
Substance abuse The flowering heads—mescal buttons—are hallucinogenic Clinical features Minutes after ingestion, euphoria, hallucinations, tachycardia, mydriasis, rarely fever, seizures
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
peyoteTrivial name for mushrooms of genus Psilocybe, which contain psychotropics, psilocybin, psilocin Substance abuse The flowering heads–mescal buttons–are hallucinogenic Clinical Minutes after ingestion, euphoria, hallucinations, tachycardia, mydriasis, rarely fever, seizures. See Mescaline.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
pe·yo·te, peyotel (P) (pā-yō'tē, pā-yō'tĕl)
Aztec name for Lophophora williamsii, a small cactus indigenous to Mexico and the southwestern U.S., used in Native American tribal ceremonies to induce trances and hallucinations.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012
peyoteA Mexican cactus of the species Lophophora williamsii from the flowering heads of which the hallucinogenic drug mescaline is prepared.
Collins Dictionary of Medicine © Robert M. Youngson 2004, 2005