ectoblast

== English == === Etymology === From ecto- +‎ -blast. === Noun === ectoblast (plural ectoblasts) (dated, biology) The outer layer of the blastoderm; the ectoderm or epiblast. ==== Derived terms ==== ==== Translations ==== == Romanian == === Etymology === Borrowed from French ectoblaste. === Noun === ectoblast n (plural ectoblasturi) (dated, biology) ectoblast ==== Declension ====