WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / mass noun mass noun noun /mæsnaʊn/ 9 letters Scrabble 10 WWF 14 Definitions noun a noun that does not form plurals Look “mass noun” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →