WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / O / omicron omicron noun 3 syllables 7 letters Scrabble 11 WWF 14 Definitions noun the 15th letter of the Greek alphabet Look “omicron” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →