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English definition of “impenetrable”

impenetrable

adjective     /ɪmˈpenɪtrəbl/
CANNOT UNDERSTAND impossible to understand : impenetrable jargon Difficult things and peoplePreventing and impedingDifficult to understandComplicated and difficult to doPuzzle and confuse
CANNOT SEE/GO THROUGH impossible to see through or go through: impenetrable fog Difficult things and peoplePreventing and impeding
(Definition of impenetrable adjective from the Cambridge Learner's Dictionary © Cambridge University Press)

Definitions of “impenetrable” in other dictionaries

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