The Collaborative International Dictionary
Imperviously
Impervious \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.
Wiktionary
imperviously
adv. In an impervious manner; impenetrably; impermeably.
Usage examples of "imperviously".
The soldiers below it were shouting and gesticulating wildly as it soared imperviously overhead.