ectoderm
ec·to·derm
noun \ˈek-tə-ˌdərm\Definition of ECTODERM
1
: the outermost of the three primary germ layers of an embryo
2
: a tissue (as neural tissue) derived from ectoderm
—ec·to·der·mal \ˌek-tə-ˈdər-məl\ (audio pronunciation) adjective
Learn More About
Seen & Heard 
What made you want to look up ectoderm? Please tell us where you read or heard it (including the quote, if possible).
