WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / O / open cluster open cluster /oʊpənkləstər/ 12 letters Scrabble 15 WWF 20 Definitions Look “open cluster” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →