Home › Words › A › amanitaamanita/ˌæməˈnaɪtə/amanita · noun — any of very many agaric mushrooms, of the genus Amanita, most of which are very poisonous.Definition from Wiktionary (CC BY-SA 3.0).amanita is pronounced /ˌæməˈnaɪtə/.EtymologyFrom the genus name, from Ancient Greek ἀμανίτης (amanítēs), mushrooms.nounAny of very many agaric mushrooms, of the genus Amanita, most of which are very poisonous.Definitions & examples from Wiktionary (CC BY-SA 3.0).Words closest in meaningBy meaning, not spelling — each word's AI semantic fingerprint, nearest first.amatoxin 69% match — Any of a class of toxic peptides produced by several mushrooms of the genus Amanita and others. vs amanita →amanitaceous 68% match — Of or relating to the Amanitaceae. vs amanita →amanitin 67% match — A deadly amatoxin found in Amanita phalloides (the death cap), the four destroying angels (Amanita bisporigera, Amanita ocreata, Amanita verna, and Amanita virosa), and some other amanitas. vs amanita →amanitoid 66% match — Describing a mushroom with free or finely adnexed gills, a volva, and an annulus. vs amanita →agaric 64% match — Any of various fungi, principally of the order Agaricales, having fruiting bodies consisting of umbrella-like caps, on stalks, with numerous gills beneath. vs amanita →champignon 61% match — Any mushroom of the genus Agaricus. vs amanita →aconitum 61% match — The poisonous herb aconite; also, an extract from it. vs amanita →aconite 61% match — The herb wolfsbane, or monkshood; any plant of the genus Aconitum, all the species of which are poisonous. vs amanita →