psilocybin

noun

psi·​lo·​cy·​bin ˌsī-lə-ˈsī-bən How to pronounce psilocybin (audio)
: 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
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Over the course of 206 pages, Gibson tests MDMA in Hawaii and Arizona; LSD in Big Sur; psilocybin in Belize; and ayahuasca in Peru. Brian Steinberg, Variety, 3 Dec. 2024 The package, which contained psilocybin mushrooms and marijuana products, was traced to Arroyo, officials said. Dakota Smith, Los Angeles Times, 28 Nov. 2024 This is what experts say about taking psilocybin as an alternative. Meghan Pryce, CNN, 22 Oct. 2024 Research shows that psychedelics like psilocybin may help treat serious mental health conditions, including anxiety, depression, and post-traumatic stress disorder. Taylor Wilson, USA TODAY, 15 Oct. 2024 See all Example Sentences for psilocybin 

Word History

Etymology

New Latin Psilocybe, fungus genus + -in entry 1

First Known Use

1958, in the meaning defined above

Time Traveler
The first known use of psilocybin was in 1958

Dictionary Entries Near psilocybin

Cite this Entry

“Psilocybin.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/psilocybin. Accessed 30 Jan. 2025.

Kids Definition

psilocybin

noun
psi·​lo·​cy·​bin ˌsī-lə-ˈsī-bən How to pronounce psilocybin (audio)
: a chemical that is obtained from a fungus and causes hallucinations

Medical Definition

psilocybin

noun
psi·​lo·​cy·​bin ˌsī-lə-ˈsī-bən How to pronounce psilocybin (audio)
: a hallucinogenic indole C12H17N2O4P obtained from a basidiomycetous fungus (as Psilocybe mexicana or P. cubensis synonym Stropharia cubensis)

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