WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / M / millennian millennian adjective 10 letters Scrabble 12 WWF 18 Definitions adjective relating to a millennium or span of a thousand years millennial Look “millennian” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →