WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / 1 / 1000000000 1000000000 noun 10 letters Definitions noun the number that is represented as a one followed by 9 zeros billionone thousand million Look “1000000000” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →