Meaning of psilocybin

psil•o•cy•bin

Pronunciation: (sil"u-sī'bin, sī"lu-), [key]
— n. Pharm.
  1. a hallucinogenic crystalline solid, CHNOP, obtained from the mushroom Psilocybe mexicana.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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