psilocybin

[ sil-uh-sahy-bin, sahy-luh- ]
/ ˌsɪl əˈsaɪ bɪn, ˌsaɪ lə- /

noun Pharmacology.

a hallucinogenic crystalline solid, C12H17N2O4P, obtained from the mushroom Psilocybe mexicana.

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Origin of psilocybin

1955–60; <New Latin Psilocyb(e) genus of mushrooms (<Greek psīló(s) bare + kýbē head) + -in2
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

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British Dictionary definitions for psilocybin

psilocybin
/ (ˌsɪləˈsaɪbɪn, ˌsaɪlə-) /

noun

a crystalline phosphate ester that is the active principle of the hallucinogenic fungus Psilocybe mexicana. Formula: C 12 H 17 N 2 O 4 P

Word Origin for psilocybin

C20: from New Latin Psilocybe (from Greek psilos bare + kubē head) + -in
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Medical definitions for psilocybin

psilocybin
[ sĭl′ə-sībĭn, sī′lə- ]

n.

A hallucinogenic compound obtained from the mushroom Psilocybe mexicana.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for psilocybin

psilocybin
[ sĭl′ə-sībĭn, sī′lə- ]

A hallucinogenic compound obtained from certain mushrooms, especially of the genus Psilocybe. Chemical formula: C12H17N2O4P.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.