Definition of muscimol in English:

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Pronunciation: /ˈmʌskɪmɒl/

Entry from British & World English dictionary


[mass noun] Chemistry
A narcotic and hallucinogenic compound found in the fly agaric and other fungi.
  • An alkaloid related to oxazole; chemical formula: C4H6N2O2.
Example sentences
  • Eugster and Waser first isolated muscimol from this species and it is this substance which is the main hallucinogen.
  • The substances were GABA, a GABA-enhancing compound called muscimol, and a GABA-blocking compound called bicuculline.
  • Microinjections of muscimol and bicuculline into the pontine reticular formation modify the sleep-waking cycle in the rat.


1960s: from modern Latin muscaria (see muscarine) + im(ine) + -ol.

For editors and proofreaders

Line breaks: mus|ci¦mol

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