impervious

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UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ɪmˈpɜːrviəs/US:USA pronunciation: IPA and respellingUSA pronuncation: IPA/ɪmˈpɝviəs/ ,USA pronunciation: respelling(im pûrvē əs)


WordReference Random House Learner's Dictionary of American English © 2020
im•per•vi•ous /ɪmˈpɜrviəs/USA pronunciation   adj. 
  1. not permitting passage through:The raincoat is impervious to rain.
  2. incapable of being injured or impaired:impervious to wear and tear.
  3. incapable of being influenced:impervious to reason.
im•per•vi•ous•ly, adv. 

WordReference Random House Unabridged Dictionary of American English © 2020
im•per•vi•ous  (im pûrvē əs),USA pronunciation adj. 
  1. not permitting penetration or passage; impenetrable:The coat is impervious to rain.
  2. incapable of being injured or impaired:impervious to wear and tear.
  3. incapable of being influenced, persuaded, or affected:impervious to reason; impervious to another's suffering.
Also,  im•per•vi•a•ble  (im pûrvē əs),USA pronunciation  im•pervi•ous•ly, adv. 
im•pervi•ous•ness, n. 
  • Latin impervius. See im-2, pervious
  • 1640–50
    • 3.See corresponding entry in Unabridged invulnerable, closed.

Collins Concise English Dictionary © HarperCollins Publishers::
impervious /ɪmˈpɜːvɪəs/, imperviable adj
  1. not able to be penetrated, as by water, light, etc; impermeable
  2. (often postpositive) followed by to: not able to be influenced (by) or not receptive (to): impervious to argument

imˈperviously adv imˈperviousness n
'impervious' also found in these entries (note: many are not synonyms or translations):
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