WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / F / francis peyton rous francis peyton rous noun 19 letters Scrabble 27 WWF 31 Definitions noun United States pathologist who discovered viruses that cause tumors (1879-1970) peyton rousrous Look “francis peyton rous” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →