Definition of IMPERVIOUS

impervious

Adjective

  • not admitting of passage or capable of being affected
    • "a material impervious to water"
    • "someone impervious to argument"

Adj

  • Unaffected or unable to be affected by something.
  • Preventive of any penetration; impenetrable, impermeable, particularly of water.
  • Immune to damage or effect.

Examples

  • Although patchworked and sagging, the roof proved impervious to the weather.
  • The man was completely impervious to the deception we were trying.
  • The old car seemed to be impervious to the wear and tear of age.

Origin / Etymology

From Latin impervius (“that cannot be passed through”), from in- (“not”) + pervius (“letting things through”).

Synonyms

imperviable

Antonyms

pervious

Scrabble Score: 17

impervious: valid Scrabble (US) TWL Word
impervious: valid Scrabble Word in Merriam-Webster MW Dictionary
impervious: valid Scrabble Word in International Collins CSW Dictionary

Words With Friends Score: 21

impervious: valid Words With Friends Word