ecoderm |
ectoblast |
As a noun ectoblast is
(dated|biology) the outer layer of the blastoderm; the ectoderm or epiblast.
ectoblast |
entoblast |
As nouns the difference between ectoblast and entoblast
is that
ectoblast is (dated|biology) the outer layer of the blastoderm; the ectoderm or epiblast while
entoblast is any of the embryonic blastomeres that develop into the endoderm.