imperviousness
NounSynonyms:
impenetrability
Open English WordNet
Noun (1)
- the quality of being impenetrable (by people or light or missiles etc.)Synonyms: impenetrabilityOpposite perviousnessType of qualityKinds waterproofness, enigmaticness, steamtightness
Word of the day · Sep 29About this word
haphazardadjective
What does it mean? Question 1 of today’s quiz
Webster's Dictionary (1913)
“imperviousness” is listed under Impervious.
Im·per′vi·ous adjective
Origin: L. impervius; pref. im- not + per through + via way. See Voyage.
Not pervious; not admitting of entrance or passage through; as, a substance impervious to water or air.
This gulf impassable, impervious.— John Milton
The minds of these zealots were absolutely impervious.— Thomas Babington Macaulay
Synonyms: Impassable; pathless; impenetrable; imperviable; impermeable.
— Im·per′wb-a1′>′vi·ous·ly, adverb — Im·per′wb-a1′>′vi·ous·ness, noun
Webster’s Revised Unabridged Dictionary (1913), from GCIDE 0.54