[ ˌsʌɪlə(ʊ)'sʌɪbɪn ]
■ noun Chemistry a hallucinogenic compound of the alkaloid class, found in the liberty cap and related toadstools.
Origin
1950s: from mod. L. Psilocybe (genus name), from Gk psilos 'bald' + kubē 'head'.
[ ˌsʌɪlə(ʊ)'sʌɪbɪn ]
■ noun Chemistry a hallucinogenic compound of the alkaloid class, found in the liberty cap and related toadstools.
Origin
1950s: from mod. L. Psilocybe (genus name), from Gk psilos 'bald' + kubē 'head'.
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004