impervious
[ im-pur-vee-uhs ]
/ ɪmˈpɜr vi əs /
adjective
not permitting penetration or passage; impenetrable: The coat is impervious to rain.
incapable of being injured or impaired: impervious to wear and tear.
incapable of being influenced, persuaded, or affected: impervious to reason; impervious to another's suffering.
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Also im·per·vi·a·ble [im-pur-vee-uh-buhl] /ɪmˈpɜr vi ə bəl/.
OTHER WORDS FROM impervious
im·per·vi·ous·ly, adverbim·per·vi·ous·ness, nounWORDS THAT MAY BE CONFUSED WITH impervious
impermeable imperviousWords nearby impervious
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for imperviousness
impervious
imperviable
/ (ɪmˈpɜːvɪəs) /
adjective
not able to be penetrated, as by water, light, etc; impermeable
(often postpositive foll by to) not able to be influenced (by) or not receptive (to)impervious to argument
Derived forms of impervious
imperviously, adverbimperviousness, nounCollins English Dictionary - Complete & Unabridged 2012 Digital Edition
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