CEFR C1

impenetrable

adjective

Meaning

Impossible to pass through or enter; also, impossible to understand or comprehend.

Examples

The dense jungle was virtually impenetrable, making exploration extremely difficult.
His poker face was impenetrable, giving no clue to his true feelings.

Synonyms: dense, impervious, incomprehensible, hermetic

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impenetrable (C1)

adjective

Pronunciation: /ɪmˈpɛnɪtrəbəl/

Definition

Impossible to pass through or enter; also, impossible to understand or comprehend.

Examples

The dense jungle was virtually impenetrable, making exploration extremely difficult.
His poker face was impenetrable, giving no clue to his true feelings.
The ancient text was written in such an archaic language that it remained impenetrable to most scholars.

Synonyms of impenetrable

Words with a similar meaning to impenetrable:

Antonyms of impenetrable

Words with the opposite meaning to impenetrable:

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