im
per
vious
Comparative
more impervious
Superlative
most impervious
1
preventing a substance such as liquid from passing through
- The impervious seal on the container kept the chemicals inside safe from contamination.
- The impervious barrier prevents water from seeping into the basement.
- The impervious coating on the roof protects the building from water damage.
2
resistant to being affected or damaged by something
- His thick skin seemed impervious to criticism.
- The new coating made the wall impervious to moisture.
- She appeared impervious to the stress of her demanding job.
- The car's windows were impervious to bullets.
- The high-quality paint was impervious to fading and wear.
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Antonyms: