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English definition of “watertight”


adjective     /ˈwɔːtətaɪt/
WATER Something that is watertight prevents any water from entering it.Closing and blocking
REASON/EXCUSE A watertight reason or excuse is one that no one can prove is false: a watertight alibiCertaintyConfidence and self-assurance
(Definition of watertight adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

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