WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / macrencephalous macrencephalous adjective 15 letters Scrabble 26 WWF 32 Definitions adjective having a large brain case macrencephalic Look “macrencephalous” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →