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What is the difference between impervious and impermeable?

impervious | impermeable |

As adjectives the difference between impervious and impermeable

is that impervious is unaffected or unable to be affected by while impermeable is impossible to permeate.

impervious

English

Adjective

(en adjective)
  • Unaffected or unable to be affected by.
  • *
  • , title=(The Celebrity), chapter=5 , passage=Although the Celebrity was almost impervious to sarcasm, he was now beginning to exhibit visible signs of uneasiness, the consciousness dawning upon him that his eccentricity was not receiving the ovation it merited.}}
  • Preventive of any penetration; impenetrable, impermeable, particularly of water.
  • Immune to damage or effect.
  • Antonyms

    * pervious

    Derived terms

    * imperviously * imperviousness

    impermeable

    English

    Adjective

    (en adjective)
  • impossible to permeate
  • not allowing passage, especially of liquids; waterproof
  • Synonyms

    * sealed

    Antonyms

    * permeable