WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / P / pyrogen pyrogen noun /paɪrədʒɛn/ 3 syllables 7 letters Scrabble 13 WWF 15 Definitions noun any substance that can cause a rise in body temperature pyrectic noun any substance characterized by its great flammability Look “pyrogen” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →