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English definition of “hydra”


noun [C] uk   /ˈhaɪ.drə/ us  
in ancient Greek stories, a creature with many heads that grew again when cut offLegendary and mythological charactersGreek and Roman myth a difficult problem that keeps returningDifficult things and peoplePreventing and impeding
(Definition of hydra from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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