Definition of impervious Impervious
/ɪmpɚˈviʌs/ - [imperveeus] - im•per•vi•ous
We found 5 definitions of impervious from 3 different sources.
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What does impervious mean?
WordNet
Adjective |
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| impervious - not admitting of passage or capable of being affected; "a material impervious to water"; "someone impervious to argument" | ||
| imperviable | ||
| pervious admitting of passage or entrance; "pervious soil"; "a metal pervious to heat" | ||
| impermeable preventing especially liquids to pass or diffuse through; "impermeable stone"; "an impermeable layer of scum"; "a coat impermeable to rain" | ||
| fast (of a photographic lens or emulsion) causing a shortening of exposure time; "a fast lens" | ||
| acid-fast not easily decolorized by acid solutions; pertains to micro-organisms (especially the tubercle bacillus that causes tuberculosis) | ||
| colorfast having color that is resistant to fading or running | ||
| greaseproof resistant to penetration by grease or oil or wax; "greaseproof wrapping paper" | ||
| moth-resistant, mothproof resistant to damage by moths | ||
| proof (used in combination or as a suffix) able to withstand; "temptation-proof"; "childproof locks" | ||
| resistant impervious to being affected; "resistant to the effects of heat"; "resistant to persuasion" | ||
| corrosion-resistant impervious to corrosion; "he was a great believer in the corrosion-resistant qualities of cast iron" | ||
| rot-resistant resistant to rotting | ||
| ladder-proof, run-resistant, runproof (of hosiery) resistant to runs or (in Britain) ladders | ||
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Wiktionary 
- impervious (Adjective)
unaffected or unable to be affected by. - impervious (Adjective)
preventative of any penetration; impenetrable, impermeable, particularly of water. - impervious (Adjective)
immune to damage or effect.
Webster DictionaryWebster's Unabridged Dictionary 📘
- impervious (a.)
Not pervious; not admitting of entrance or passage through; as, a substance impervious to water or air.
