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English definition of “impervious”


adjective (SUBSTANCE)    /ɪmˈpɜː.vi.əs/ US  /-ˈpɝː-/ specialized
not allowing liquid to go through: How does glue bond with impervious substances like glass and metal?The state of matter
(Definition of impervious adjective (SUBSTANCE) from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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