WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / I / impermeability impermeability noun 14 letters Scrabble 25 WWF 29 Definitions noun the property of something that cannot be pervaded by a liquid impermeableness Look “impermeability” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →