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impenetrable
[ im-pen-i-truh-buhl ]
/ ɪmˈpɛn ɪ trə bəl /
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adjective
not penetrable; that cannot be penetrated, pierced, entered, etc.
inaccessible to ideas, influences, etc.
incapable of being understood; inscrutable; unfathomable: an impenetrable mystery.
Physics. possessing impenetrability.
OTHER WORDS FOR impenetrable
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Origin of impenetrable
OTHER WORDS FROM impenetrable
im·pen·e·tra·ble·ness, nounim·pen·e·tra·bly, adverbWords nearby impenetrable
impeller, impend, impendent, impending, impenetrability, impenetrable, impenitent, impennate, imper., imperatival, imperative
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
How to use impenetrable in a sentence
British Dictionary definitions for impenetrable
impenetrable
/ (ɪmˈpɛnɪtrəbəl) /
adjective
incapable of being pierced through or penetratedan impenetrable forest
incapable of being understood; incomprehensibleimpenetrable jargon
incapable of being seen throughimpenetrable gloom
not susceptible to ideas, influence, etcimpenetrable ignorance
physics (of a body) incapable of occupying the same space as another body
Derived forms of impenetrable
impenetrability, nounimpenetrableness, nounimpenetrably, adverbCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
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