psilocybin

noun
psi·lo·cy·bin | \ˌsī-lə-ˈsī-bən \

Definition of psilocybin 

: a hallucinogenic indole C12H17N2O4P obtained from a fungus (such as Psilocybe mexicana or P. cubensis synonym Stropharia cubensis)

Examples of psilocybin in a Sentence

Recent Examples on the Web

While Michael Pollan survived the dissolution of his ego defenses after ingesting psilocybin, other people with mental illness or difficulty coping with life may not be so lucky. New York Times, "Readers Respond to the 5.20.18 Issue," 31 May 2018 In one pilot study, smokers got two or three doses of psilocybin. Michael Pollan, WSJ, "The New Science of Psychedelics," 3 May 2018 Other research has examined the effectiveness of psilocybin in treating alcohol and tobacco addiction. Barbara Feder Ostrov, sacbee, "'Magic' mushrooms: The next great legalization debate," 29 May 2018 The idea failed to gain traction then, but now a number of prestigious researchers are studying the potential therapeutic uses of LSD, psilocybin and MDMA. Author: Dave Philipps, Anchorage Daily News, "Ecstasy as PTSD relief for soldiers: ‘I was able to forgive myself’," 2 May 2018 Other research has examined the effectiveness of psilocybin in treating alcohol and tobacco addiction. Barbara Feder Ostrov, sacbee, "'Magic' mushrooms: The next great legalization debate," 29 May 2018 Other research has examined the effectiveness of psilocybin in treating alcohol and tobacco addiction. Barbara Feder Ostrov, sacbee, "'Magic' mushrooms: The next great legalization debate," 29 May 2018 In rats, the psilocybin treatment produced results that persisted for hours after the compound had been cleared from the body. Melissa Healy, latimes.com, "Psychedelic drugs change brain cells in ways that could help fight depression, addiction and more," 12 June 2018 Like the miraculous weed, psilocybin comes from the earth. Andrew Sullivan, Daily Intelligencer, "Why We Should Say Yes to Drugs," 25 May 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'psilocybin.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of psilocybin

1958, in the meaning defined above

History and Etymology for psilocybin

New Latin Psilocybe, fungus genus + -in entry 1

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Last Updated

24 Sep 2018

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The first known use of psilocybin was in 1958

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psilocybin

noun
psi·lo·cy·bin | \ˌsī-lə-ˈsī-bən \

Medical Definition of psilocybin 

: a hallucinogenic indole C12H17N2O4P obtained from a basidiomycetous fungus (as Psilocybe mexicana or P. cubensis synonym Stropharia cubensis)

More from Merriam-Webster on psilocybin

Britannica.com: Encyclopedia article about psilocybin

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