[f. Gr. ἀμανῖτ-αι a sort of fungi, mentioned by Dioscorides + -INE.] The active narcotic principle of poisonous fungi.
1847. in Craig.
1861. H. Macmillan, Footn. Page Nat., 248. When extracted by water and alcohol, a brown solid substance called amanitine is obtained.
1878. Kingzett, Anim. Chem., 302. Harnack has found in the red fungus which yields muscarine another alkaloid which he terms amanitine.