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Meaning of IMPERVIOUS

Pronunciation:  im'purveeus

 
WordNet Dictionary
 
 Definition: 
[adj]  not admitting of passage or capable of being affected; "a material impervious to water"; "steel impervious to bullets"; "someone impervious to argument"
 

IMPERVIOUS is a 10 letter word that starts with I.

 

 Synonyms: greaseproof, imperviable, ladder-proof, mothproof, moth-resistant, proof(p), resistant, runproof, run-resistant, soundproof
 
 Antonyms: pervious
 
 See Also: impermeable

 

 

Webster's 1913 Dictionary
 
 Definition: 
\Im*per"vi*ous\, a. [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.        --Milton.

      The minds of these zealots were absolutely impervious.
                                               --Macaulay.

Syn: Impassable; pathless; impenetrable; imperviable;
     impermeable. -- {Im*per"vi*ous*ly}, adv. --
     {Im*per"vi*ous*ness}, n.

 
Thesaurus Terms
 
 Related Terms: airtight, ballproof, beyond reach, bombproof, bulletproof, burglarproof, callous, calloused, case-hardened, closed forever to, closed to, corrosionproof, dampproof, fireproof, fire-resisting, flameproof, flinty, foolproof, hard, hardened, hardhearted, hermetic, holeproof, impassable, impenetrable, impermeable, impersuadable, impersuasible, impervious to, inaccessible, indurated, inflexible, insensitive, inured, leakproof, lost to, noiseproof, nonpuncturable, obstinate, out of reach, pachydermatous, Philistine, proof, proof against, punctureproof, resistant, rustproof, shatterproof, shellproof, soundproof, steeled against, steely, stony, thick-skinned, tight, unaccessible, unamenable, unapproachable, unattainable, unavailable, un-come-at-able, undiscoverable, ungettable, unimpressionable, uninfluenceable, unmovable, unobtainable, unpassable, unperforable, unpersuadable, unpierceable, unpliable, unprocurable, unreachable, unreceptive, unresponsive, unsecurable, unsuggestible, unsusceptible, unswayable, unyielding, watertight, weatherproof
 

 

 

 

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