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 (ī′yə-wä′skə, ä′yə-)
A hallucinogenic brew made from the bark and stems of a tropical South American vine of the genus Banisteriopsis, especially B. caapi, mixed with other psychotropic plants, used especially in shamanistic rituals by certain Amazonian Indian peoples.

[American Spanish, from Quechua, rope of the dead, narcotic : aya, corpse + huasca, rope.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(ˌaɪəˈwɑːskə) or


(Plants) a Brazilian plant, Banisteriopsis caapi, that has winged fruits and yields a powerful hallucinogenic alkaloid sometimes used to treat certain disorders of the central nervous system: family Malpighiaceae
[C20: from Quechua]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˌɑ yəˈwɑ skə)

n., pl. -cas.
a woody South American vine, Banisteriopsis caapi, of the malpighia family, having bark that is the source of harmine, a hallucinogenic alkaloid used by Indians of the Amazon basin.
[< American Spanish; further orig. uncertain]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
References in periodicals archive ?
A 50-year-old woman who was being held in remand in connection with the death of a 34-year-old woman after a 'spiritual' ceremony involving the drug Ayahuasca in an apartment in Larnaca was released on Wednesday.
"What's funny is that I drank ayahuasca (a psychedelic fungus) seven years ago," he remembers, "but when I wrote and performed the show before drinking it again recently - a month ago - I was really set free.
The former Never Mind the Buzzcocks presenter, 39, danced "like a lunatic" while high on the psychedelic drug ayahuasca last month, prompting guffawing from his "healers", who were overseeing the spiritual experience.
The Never Mind the Buzzcocks comedian drank psychedelic drug ayahuasca to help him let go of his shame around sex and nudity.
In the past few years, thrill-seekers from Hollywood, Silicon Valley and beyond have been travelling to South America to take part in so-called Ayahuasca retreats.
This is the ayahuasca trip of guerrilla guidebooks.
In 2015, they published a study which found that a drug called harmine - found in the ayahuasca vine - helped produce new adult human beta cells at low rates.
Be so kind as to suspend your beliefs about psychoactive plants like ayahuasca and instead consider alternatives: that ayahuasca is "an intelligent entity"; "a gift of nature conveying messages from the biosphere"; "a portal to spiritual dimensions"; or "an agent of cognitive shamanic transformation," in the words of Brazilian Luis Eduardo Luna, director of the Wasiwaska Research Center for the Study of Psychointegrator Plants, and one of the world's foremost authorities on the ayahuasca plant.
"Combined with psychotherapy, some psychedelic drugs like MDMA, psilocybin, and ayahuasca may improve symptoms of anxiety, depression and post-traumatic stress disorder," Cristina L.
Give it to an 18 year old about to enter the so-called "real world." It would be cool to spike their vodka cranberry with some ayahuasca. I don't know.