adjective
not admitting of passage or capable of being affected
-
a material impervious to water
-
someone impervious to argument
• Syn: ↑impervious
• Ant: ↑pervious (for: ↑impervious)
• Similar to:
↑fast, ↑acid-fast, ↑colorfast, ↑greaseproof, ↑mothproof, ↑moth-resistant, ↑proof, ↑resistant, ↑corrosion-resistant, ↑rot-resistant, ↑runproof, ↑ladder-proof, ↑run-resistant, ↑soundproof
• See Also: ↑impermeable
• Derivationally related forms: ↑imperviousness (for: ↑impervious)
Useful english dictionary. 2012.