impervious synonyms

impervious

modif.

  1. Unreceptive

    inaccessible, invulnerable, unmoved, impassive; see callous, indifferent 1.

  2. Impermeable

    impenetrable, watertight, hermetic; see tight 2.

Webster's New World Roget's A-Z Thesaurus Copyright © 1999 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.