The Collaborative International Dictionary of English v.0.48:
Ectodermal \Ec`to*der"mal\, Ectodermic \Ec`to*der"mic\, a. (Biol.) Of or relating to the ectoderm. [1913 Webster]WordNet (r) 3.0 (2006):
ectodermic adj 1: of or relating to the ectoderm [syn: ectodermal, ectodermic]