The Collaborative International Dictionary
Ectodermal
Ectodermal \Ec`to*der"mal\, Ectodermic \Ec`to*der"mic\, a. (Biol.) Of or relating to the ectoderm.
Wiktionary
ectodermal
a. Of or pertaining to the ectoderm
WordNet
ectodermal
adj. of or relating to the ectoderm [syn: ectodermic]
Wikipedia
Usage examples of "ectodermal".
The strange gap of a mouth, sealed away from the world by the layer of forcefield and clear ectodermal skin plasma, twitched in what the Spectrum woman thought might be a smile.