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English definition of “impossible”

impossible

adjective     /ɪmˈpɒsəbl/
CANNOT HAPPEN B1 If an action or event is impossible, it cannot happen or be done: an impossible task He finds walking almost impossible. [+ to do sth] It was impossible to sleep because of the noise .Impossible and improbable
DIFFICULT very difficult to deal with: You just can't reason with her, she's absolutely impossible. You're putting me in an impossible position .Difficult things and peoplePreventing and impeding
impossibility     /ɪmˌpɒsəˈbɪləti/ noun [C, U] something that is impossible: [usually singular] I can't do it - it's a physical impossibility.Unachievable
(Definition of impossible adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

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