WWordGenerator.org GeneratorsWord ListsBlogAboutGenerate a word Home / E / embryonic membrane embryonic membrane noun 18 letters Scrabble 32 WWF 39 Definitions noun the inner membrane of embryos in higher vertebrates (especially when covering the head at birth) caulveil Look “embryonic membrane” up elsewhere Wiktionary ↗ Merriam-Webster ↗ Etymonline ↗ Dictionary.com ↗ Want another word?Spin the dictionary for a fresh one. Generate a word →