WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / P / phosphorous phosphorous adjective /fɑsfərəs/ 3 syllables 11 letters Scrabble 21 WWF 22 Definitions adjective containing or characteristic of phosphorus phosphoric Look “phosphorous” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →