Thesaurus

impervious

adjective

Synonyms & Antonyms of impervious

1 not allowing penetration (as by gas, liquid, or light)
  • the material for this coat is supposed to be impervious to rain

Synonyms for impervious

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Antonyms for impervious

2 impossible to get through or into
  • the rain forest is impervious to all but the most dedicated explorers

Synonyms for impervious

Words Related to impervious

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Antonyms for impervious

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The first known use of impervious was in 1615

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Thesaurus Entries Near impervious

imperturbably

impervious

impetrate

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Cite this Entry

“Impervious.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/impervious. Accessed 4 Aug. 2021.

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More from Merriam-Webster on impervious

Nglish: Translation of impervious for Spanish Speakers

Britannica English: Translation of impervious for Arabic Speakers

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