impervious

Definition from Wiktionary, a free dictionary

Contents 1 English 1.1 Etymology 1.2 Pronunciation 1.3 Adjective 1.3.1 Translations 1.3.2 Related terms

[edit] English

[edit] Etymology

From Latin impervius "cannot be passed through," from in- "not" + pervius "letting things through"

[edit] Pronunciation

• (UK) IPA: /ɪmpɜviɛs/ (US) IPA: /ɪmˈpɝ.vi.əs/
• Rhymes: -ɜː(r)viəs

[edit] Adjective

impervious (comparative more impervious, superlative most impervious)

1. unaffected or unable to be affected by

   The man was completely impervious to the deception we were trying.

2. preventative of any penetration; impenetrable, impermeable

   Although patchworked and sagging, the roof proved impervious to the weather.

3. immune to damage or effect

   The old car seemed to be impervious to the wear and tear of age.

[edit] Translations

[edit] Related terms

• imperviously
• imperviousness