WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / sphincter muscle sphincter muscle noun 16 letters Scrabble 26 WWF 32 Definitions noun a ring of muscle that contracts to close an opening anatomical sphinctersphincter Look “sphincter muscle” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →