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English definition of “mushroom”

mushroom

noun [C] (PLANT)   /ˈmʌʃ·rum, -rʊm/
any one of many types of fast-growing fungus (= plants without leaves or flowers) with a round top and short stem, many of which are used as food: wild mushrooms mushroom soup a pizza with mushrooms
(Definition of mushroom noun (PLANT) from the Cambridge Academic Content Dictionary © Cambridge University Press)
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