WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / D / deleterious deleterious adjective /dɛlɪtiriəs/ 5 syllables 11 letters Scrabble 12 WWF 14 Definitions adjective harmful to living things “deleterious chemical additives” hurtfulinjurious Look “deleterious” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →