Meanings
death cap1
plural death caps
- The deadly poisonous mushroom Amanita phalloides.
Erin Patterson has told a court that the majority of the mushrooms in a beef wellington dish served in her Leongatha home came from a local supermarket, but says she also accepts the dish contained death caps.
2025 June 3, Nino Bucci, “Erin Patterson accepts beef wellington served at fatal lunch contained death cap mushrooms, triple murder trial hears”, in The Guardian, →ISSNSynonyms: death cup
death cap2
plural death caps
- slangentertainmentA potentially dangerous capacitor on the primary side of the power transformer in a guitar amp.
Synonyms & antonyms
nounThe deadly poisonous mushroom Amanita phalloides.
More synonyms by meaning
nounextremely poisonous usually white fungus with a prominent cup-shaped base; differs from edible Agaricus only in its white gills
Synonym sets from Open English WordNet, CC BY 4.0.
Origin
From a clipping of capacitor.
Full word history & related roots →Translations
Bulgarian зелена мухоморка
- зелена мухоморка (zelena muhomorka)Amanita phalloides
Catalan farinera borda, cogoma verda
- farinera bordaAmanita phalloides
- cogoma verdaAmanita phalloides
- farinotAmanita phalloides
Chinese Mandarin 毒鵝膏 /毒鹅膏
- 毒鵝膏 /毒鹅膏 (dú'égāo)Amanita phalloides
Czech muchomůrka zelená
- muchomůrka zelenáAmanita phalloides
Danish grøn fluesvamp
- grøn fluesvampAmanita phalloides
Dutch groene knolamaniet
- groene knolamanietAmanita phalloides
Esperanto faloida amanito, falusa amanito
- faloida amanitoAmanita phalloides
- falusa amanitoAmanita phalloides
- faluseca amanitoAmanita phalloides
Estonian roheline kärbseseen
- roheline kärbseseenAmanita phalloides
Finnish kavalakärpässieni
- kavalakärpässieniAmanita phalloides
French amanite phalloïde
- amanite phalloïdeAmanita phalloides
German Grüner Knollenblätterpilz
- Grüner KnollenblätterpilzAmanita phalloides
Hungarian gyilkos galóca
- gyilkos galócaAmanita phalloides
Irish caidhp bháis
- caidhp bháisAmanita phalloides
Japanese 卵天狗茸, タマゴテングタケ
- 卵天狗茸Amanita phalloides
- タマゴテングタケ (tamagotengutake)Amanita phalloides
Norwegian grønn fluesopp
- grønn fluesoppAmanita phalloides
Polish muchomor zielonawy, muchomor sromotnikowy
- muchomor zielonawyAmanita phalloides
- muchomor sromotnikowyAmanita phalloides
Russian бле́дная пога́нка
- бле́дная пога́нка (blédnaja pogánka)Amanita phalloides
Spanish oronja verde
- oronja verdeAmanita phalloides
Swedish lömsk flugsvamp
- lömsk flugsvampAmanita phalloides
Cite this entry
death cap. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/death%20cap
“death cap.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/death%20cap. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “death cap,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/death%20cap.
Source: death cap on Wiktionary, CC BY-SA 4.0.