impervious: adjective definition: not permitting penetration or passage; impenetrable incapable of being injured or impaired incapable of being influenced, persuaded, or affected

impervious pronunciation: im-pur-vee-uh s

impervious synonyms: impermeable impenetrable impregnable waterproof watertight water-resistant repellent

impervious synonyms: adverb imperviously noun imperviousness

impervious Not all sunscreen is impervious to the sun’s burning rays.

impervious The castle was impervious to any outside attack.

imperviousness Imperviousness to sicknesses begins with a healthy lifestyle.

impervious Knowing how to defend yourself does not make you impervious to attack, but it does improve your chances of escaping unharmed.

impervious Believing himself impervious to danger, he recklessly dove from the cliff.

imperviously The white rug imperviously repelled the wine that had spilled on it.

imperviousness The child’s imperviousness to the cold allowed her to play outside for hours.