We found 37 dictionaries that define the word Impervious:

General (26 matching dictionaries)

1. impervious: Merriam-Webster
2. impervious: Oxford Learner's Dictionaries
3. impervious: American Heritage Dictionary of the English Language
4. impervious: Collins English Dictionary
5. impervious: Vocabulary.com
6. Impervious, impervious: Wordnik
7. impervious: Cambridge Advanced Learner's Dictionary
8. impervious: Wiktionary
9. impervious: Webster's New World College Dictionary, 4th Ed.
10. impervious: The Wordsmyth English Dictionary-Thesaurus
11. impervious: Infoplease Dictionary
12. impervious: Dictionary.com
13. impervious: Online Etymology Dictionary
14. impervious: Cambridge Essential American English Dictionary
15. Impervious: Wikipedia, the Free Encyclopedia
16. Impervious: Online Plain Text English Dictionary
17. impervious: Webster's Revised Unabridged, 1913 Edition
18. impervious: Rhymezone
19. Impervious: AllWords.com Multi-Lingual Dictionary
20. impervious: Webster's 1828 Dictionary
21. impervious: FreeDictionary.org
22. impervious: Mnemonic Dictionary
23. impervious: TheFreeDictionary.com
24. impervious: Longman Dictionary of Contemporary English

Business (2 matching dictionaries)

25. Construction Term Glossary (No longer online)
26. impervious: Legal dictionary

Computing (1 matching dictionary)

27. impervious: Encyclopedia

Medicine (2 matching dictionaries)

28. impervious: Merriam-Webster Medical Dictionary
29. online medical dictionary (No longer online)

Slang (1 matching dictionary)

30. impervious: Urban Dictionary

Tech (5 matching dictionaries)

31. AUTOMOTIVE TERMS (No longer online)
32. impervious: Canadian Soil Information System
33. Lake and Water Word Glossary (No longer online)
34. National Weather Service Glossary (No longer online)
35. Glossary of Water Resource Terms (No longer online)

(Note: See imperviously as well.)

Definitions from Wiktionary (impervious) ▸ adjective:  Unaffected or unable to be affected by something. ▸ adjective:  Preventive of any penetration; impenetrable, impermeable, particularly of water. ▸ adjective:  Immune to damage or effect. Similar: soundproof, imperviable, runproof, resistant, proof, greaseproof, mothproof, ladder-proof, moth-resistant, run-resistant, more... Opposite: permeable, porous, spongy, absorbent Types: unyielding, unresponsive, unmoved, unaffected, unflappable, unstirred, more... Phrases: Impervious surface, Medaka Kuroiwa Is Impervious to My Charms, impervious to hackers, opposite of impervious, impervious to pleas, more... Adjectives: deep, continuous, opaque, fiercest, concrete Colors:     gunmetal,     charcoal,     obsidian,     onyx,     graphite, more... ▸ Word origin ▸ Words similar to Impervious ▸ Usage examples for Impervious ▸ Idioms related to Impervious ▸ Wikipedia articles (New!) ▸ Popular nouns described by Impervious ▸ Words that often appear near Impervious ▸ Rhymes of Impervious ▸ Invented words related to Impervious