The Collaborative International Dictionary
Muscarin
Muscarin \Mus*ca"rin\, n. (Physiol. Chem.) A solid crystalline substance, C5H13NO2, found in the toadstool ( Agaricus muscarius), and in putrid fish. It is a typical ptomaine, and a violent poison.
Wiktionary
muscarin
n. (alternative form of muscarine English)
Usage examples of "muscarin".
Later it was named muscarin, and now is sometimes known as amanitin, since it is confined to the mushrooms of the Amanita genus.