Yahoo Web Search

Search results

1. Dictionary

   impervious

   /ɪmˈpəːvɪəs/

   adjective

   • 1. not allowing fluid to pass through: "an impervious layer of basaltic clay" Similar impermeableimpenetrableimpregnablewaterproofwatertightwater-resistantwater-repellentsealedhermetically sealedrare:imperviableOpposite permeable
   • 2. 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

   • I

     1

   • M

     3

   • P

     3

   • E

     1

   • R

     1

   • V

     4

   • I

     1

   • O

     1

   • U

     1

   • S

     1

   Powered by Oxford Dictionaries

   More definitions, origin and scrabble points