WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / S / sigmoidal sigmoidal adjective 9 letters Scrabble 13 WWF 16 Definitions adjective of or relating to the sigmoid flexure in the large intestine sigmoid Look “sigmoidal” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →