WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / sternum sternum noun 7 letters Scrabble 9 WWF 12 Definitions noun the flat bone that articulates with the clavicles and the first seven pairs of ribs breastbone Look “sternum” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →