WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / P / phosphine oxide phosphine oxide /fɑsfinɑksaɪd/ 15 letters Scrabble 32 WWF 33 Definitions Look “phosphine oxide” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →