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English definition of “derail”


verb [T] (PLAN)    /ˌdiːˈreɪl/
to prevent a plan or process from succeeding: Renewed fighting threatens to derail the peace talks.Preventing and impedingLimiting and restricting derailment     /-mənt/ noun [C or U] There's been a derailment just outside Crewe, and many people are feared dead.Accidents involving vehicles
(Definition of derail verb (PLAN) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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