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Related to impervious: impervious soil
1. Incapable of being penetrated: a material impervious to water.
2. Incapable of being affected: impervious to fear.
[From Latin impervius : in-, not; see in-1 + pervius, pervious; see pervious.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
impervious(ɪmˈpɜːvɪəs) (ɪmˈpɜːvɪəbəl) or
1. not able to be penetrated, as by water, light, etc; impermeable
2. (foll by: to) not able to be influenced (by) or not receptive (to): impervious to argument.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
im•per•vi•ous(ɪmˈpɜr vi əs)
1. not permitting penetration or passage: The pelt is impervious to rain.
2. incapable of being injured or impaired: impervious to wear and tear.
3. incapable of being influenced or affected: impervious to reason.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Adj.||1.||impervious - not admitting of passage or capable of being affected; "a material impervious to water"; "someone impervious to argument"|
impermeable - preventing especially liquids to pass or diffuse through; "impermeable stone"; "an impermeable layer of scum"; "a coat impermeable to rain"
pervious - admitting of passage or entrance; "pervious soil"; "a metal pervious to heat"
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
adjective (with to)
1. unaffected by, immune to, unmoved by, closed to, untouched by, proof against, invulnerable to, unreceptive to, unswayable by They are impervious to all suggestion of change.
2. resistant to, sealed to, impenetrable by, invulnerable to, impassable to, hermetic to, impermeable by, imperviable by The floorcovering will need to be impervious to water.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
The American Heritage® Roget's Thesaurus. Copyright © 2013, 2014 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (lit) (to water) → impermeable (to a)
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005
[person] to be impervious to sth [+ criticism, pressure, charm] → être insensible à qch
[substance] (to water) → imperméable
Collins English/French Electronic Resource. © HarperCollins Publishers 2005
substance, rock → undurchlässig; impervious to rain/water → regen-/wasserundurchlässig; coat, material → regen-/wasserdicht
Collins German Dictionary – Complete and Unabridged 7th Edition 2005. © William Collins Sons & Co. Ltd. 1980 © HarperCollins Publishers 1991, 1997, 1999, 2004, 2005, 2007
impervious[ɪmˈpɜːvɪəs] adj impervious (to) → impermeabile (a) (fig) → indifferente (a), imperturbato/a (di fronte a)
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995