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   im·per·vi·ous

   /imˈpərvēəs/

   adjective

   • 1. not allowing fluid to pass through: "an impervious layer of basaltic clay" Similar impermeableimpenetrableimpregnablewaterproofwatertightwater-resistantwater-repellentsealedhermetically sealedrare:imperviableOpposite permeable
   • ▪ unable to be affected by: "he worked, apparently impervious to the heat" Similar unaffected byuntouched byimmune toinvulnerable toinsusceptible tonot susceptible toproof againstunreceptive toclosed toresistant toindifferent toheedless ofunresponsive tooblivious tounmoved bydeaf toOpposite receptive tosusceptible to

   Word Origin mid 17th century: from Latin impervius (from in- ‘not’ + pervius ‘pervious’) + -ous.

   Derivatives

   • 1. imperviously adverb
   • 2. imperviousness noun

   Scrabble Points: 17

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2. www.dictionary.com › browse › imperviousIMPERVIOUS Definition & Meaning | Dictionary.com

   www.dictionary.com › browse › impervious

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   Impervious definition: not permitting penetration or passage; impenetrable. See examples of IMPERVIOUS used in a sentence.

3. wikidiff.com › imperious › imperviousImperious vs Impervious - What's the difference? - WikiDiff

   wikidiff.com › imperious › impervious

   As adjectives the difference between imperious and impervious is that imperious is domineering, arrogant, or overbearing while impervious is...

4. kids.wordsmyth.net › weimpervious | definition for kids | Wordsmyth Word Explorer...

   kids.wordsmyth.net › we

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   definition 2: incapable of being affected by external forces or influences. The judge was impervious to all pleas for mercy. She was a confident person but not impervious to criticism. antonyms: accessible, sensitive, susceptible. similar words: impenetrable. definition 3:

5. dictionary.cambridge.org › us › thesaurusSynonyms and antonyms of impervious to in English - Cambridge...

   dictionary.cambridge.org › us › thesaurus

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   These are words and phrases related to impervious to. Click on any word or phrase to go to its thesaurus page.

6. www.lawinsider.com › dictionary › impervious-surfacesImpervious surfaces Definition - Law Insider

   www.lawinsider.com › dictionary › impervious-surfaces

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   Impervious surfaces means those surface areas which either prevent or retard saturation of water into the land surface and cause water to run off the land surface in greater quantities or at an increased rate of flow from that present under natural conditions preexistent to development.

7. www.definitions.net › translate › imperviousTranslation of impervious - Definitions.net

   www.definitions.net › translate › impervious

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   How to say impervious in other languages? See comprehensive translations to 40 different langugues on Definitions.net!