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psilocybin
noun
psi·lo·cy·bin
ˌsī-lə-ˈsī-bən
: 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
In Massachusetts, voters were weighing a ballot measure that would legalize the possession and supervised use of natural psychedelics, including psilocybin mushrooms.
—David A. Lieb, Fortune, 6 Nov. 2024
In March, Utah unanimously passed Senate Bill 266, which establishes a pilot program allowing doctors at certain hospitals to prescribe psilocybin and MDMA to patients in a clinical setting.
—Cassady Rosenblum, Rolling Stone, 18 Aug. 2024
One prominent psychedelics company, Compass Pathways, is generally considered next in line for FDA approval of a psychedelic drug, with phase 3 clinical trials for its synthetic psilocybin well underway.
—Benjamin Y. Fong, Discover Magazine, 16 Aug. 2024
Legalizing psychedelics: The measure would legalize the use of five natural psychedelic substances, including psilocybin, for people age 21 and up.
—Jeff Weiner, Axios, 5 Nov. 2024
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Word History
Etymology
New Latin Psilocybe, fungus genus + -in entry 1
First Known Use
1958, in the meaning defined above
Dictionary Entries Near psilocybin
Cite this Entry
“Psilocybin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/psilocybin. Accessed 4 Dec. 2024.
Kids Definition
psilocybin
noun
psi·lo·cy·bin
ˌsī-lə-ˈsī-bən
: a chemical that is obtained from a fungus and causes hallucinations
Medical Definition
psilocybin
noun
psi·lo·cy·bin
ˌsī-lə-ˈsī-bən
: 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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