WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / A / authoritatively authoritatively adverb /əθɔrɪteɪtɪvli/ 6 syllables 15 letters Scrabble 24 WWF 25 Definitions adverb in an authoritative and magisterial manner “she spoke authoritatively” magisterially Look “authoritatively” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →