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English definition of “fungus”

fungus

noun [C or U] uk   /ˈfʌŋ.ɡəs/ (plural fungi   /-ɡaɪ/   or funguses) us  
any of various types of organism that get their food from decaying material or other living things: Mushrooms and mould are fungi. Fungus can be poisonous.Bacteria, moulds, germs and viruses
(Definition of fungus from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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