mushroom1 Pronunciation: /ˈmʌʃrʊm; -ruːm/Translate mushroom | into French | into German | into Italian Spanish translation of mushroomn hongo (m) (esp AmL), seta (f) (esp Esp), callampa (f) (Chi); (rounded, white) champiñón (m)mushroom in other Oxford dictionaries Definition of mushroom in the British & World English dictionary Definition of mushroom in the US English dictionary