WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / P / pectoral arch pectoral arch noun /pɛktərəlɑrʧ/ 13 letters Scrabble 21 WWF 24 Definitions noun the bony arch formed by the collarbones and shoulder blades in humans shoulder girdle Look “pectoral arch” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →