WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / P / protomammal protomammal noun 11 letters Scrabble 19 WWF 24 Definitions noun probably warm-blooded; considered direct ancestor of mammals therapsid Look “protomammal” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →