Meanings
plural psilocybins
- countableuncountablebiochemistryA hallucinogenic alkaloid, C₁₂H₁₅N₂O·H₂PO₃, present in several species of Central American mushroom and producing effects similar to LSD. The prodrug of psilocin.
The problem of the mushroom supply was solved straight away when Leary learned from a graduate student named George Litwin that a chemist at the Sandoz Corporation, Dr. Albert Hofmann, had recently synthesized the psychoactive molecule of the mushroom, calling it psilocybin.
2004, Martin Torgoff, “Psychedelic Spring”, in Can’t Find My Way Home: America in the Great Stoned Age, 1945–2000, New York, N.Y.: Simon & Schuster, →ISBN, page 701 more example
It’s no stretch to posit that because human neurotransmitters respond to the platform’s iconic use of a certain shade of blue, and spark with dopamine upon receiving a “like” or “tag” notification, desperate children are now living in cages and a raving madman occupies the Oval Office. Not even Orwell, after a feast of psilocybin, could have predicted this dystopia.
2019 January 29, Tom Bissell, “An Anti-Facebook Manifesto”, in New York Times
Synonyms & antonyms
nouna hallucinogenic compound obtained from a mushroom
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
- GermanPsilocybin
- Englishpsilocybin
Borrowed from German Psilocybin (coined by Albert Hofmann), from translingual Psilocybe (“genus of mushroom”) + -in.
More words from German
Full word history & related roots →Translations
Catalan psilocibina
- psilocibinahallucinogenic alkaloid
Chinese Mandarin 裸蓋菇素 /裸盖菇素
- 裸蓋菇素 /裸盖菇素hallucinogenic alkaloid
Dutch psilocybine
- psilocybinehallucinogenic alkaloid
Finnish psilosybiini
- psilosybiinihallucinogenic alkaloid
French psilocybine
- psilocybinehallucinogenic alkaloid
Hungarian pszilocibin
- pszilocibinhallucinogenic alkaloid
Italian psilocibina
- psilocibinahallucinogenic alkaloid
Polish psylocybina
- psylocybinahallucinogenic alkaloid
Russian псилоциби́н
- псилоциби́н (psilocibín)hallucinogenic alkaloid
Spanish psilocibina
- psilocibinahallucinogenic alkaloid
Swedish psilocybin
- psilocybinhallucinogenic alkaloid
Turkish psilosibin
- psilosibinhallucinogenic alkaloid
Ukrainian псилоци́бін
- псилоци́бін (psylocýbin)hallucinogenic alkaloid
Cite this entry
psilocybin. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/psilocybin
“psilocybin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/psilocybin. Accessed November 2, 2026.
WatkinsX Dictionary, s.v. “psilocybin,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/psilocybin.
Source: psilocybin on Wiktionary, CC BY-SA 4.0.