| Ectoderm 1. (n.) The outer layer of the blastoderm; epiblast. 2. (n.) The external skin or outer layer of an animal or plant, this being formed in an animal from the epiblast 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 |