WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / E / ephemeron ephemeron noun /ɪfɛmərɑn/ 4 syllables 9 letters Scrabble 16 WWF 18 Definitions noun anything short-lived, as an insect that lives only for a day in its winged form ephemeral Look “ephemeron” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →