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impervious

audio pronunciation audio pronunciation
adjective
  • not allowing water, gas, etc to pass through [Barron]
  • not allowing entrance or passage; impenetrable; also: not capable of being damaged or harmed [Taisha]
  • not allowing to pass through (of materials) [Nandigam]

More word meanings for impervious
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Wiktionary:
impervious @ wiktionary
WordNet:
impervious @ wordnet.princeton.edu
Merriam-Webster Online:
impervious @ M-W.com
MSN Encarta:
impervious @ Encarta
American Heritage Dictionary of the English Language:
impervious @ AHD provided by Yahoo! Education
Answers.com:
impervious @ Answers.com
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