English dictionary

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English adjective: impervious

1. impervious not admitting of passage or capable of being affected

SamplesA material impervious to water.
Someone impervious to argument.


Similaracid-fast, colorfast, corrosion-resistant, fast, greaseproof, ladder-proof, moth-resistant, mothproof, proof, resistant, rot-resistant, run-resistant, runproof, soundproof

See alsoimpermeable


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