| Ectoblast 1. (n.) The outer layer of the blastoderm; the epiblast; the ectoderm. 2. (n.) The outer envelope of a cell; the cell wall. Thesaurus Entries Leatherette, Leatheroid, blastoderm, coat, corium, cuticle, cutis, cutis vera, derma, ectoblast, ectoderm, endothelium, entoderm, epiblast, epidermis, epithelium, fell, fleece, flesh, fur, furring, hide, hypodermis, imitation fur, imitation leather, integument, jacket, leather, leather paper, mesoderm, outer layer, outer skin, pavement epithelium, pelt, peltry, rawhide, rind, scarfskin, sheath, skin, skins, tegument, true skin, vair |