WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / A / antiarrhythmic antiarrhythmic noun 14 letters Scrabble 27 WWF 27 Definitions noun a drug used to treat an abnormal heart rhythm antiarrhythmic drugantiarrhythmic medication Look “antiarrhythmic” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →