ectoblast vs ectoderm

ectoblast and ectoderm both are nouns.

Word	Noun	Adjective	Verb	Adverb
ectoblast	Yes	No	No	No
ectoderm	Yes	No	No	No

As nouns, ectoblast and ectoderm are synonyms defined as:

ectoblast and ectoderm: the outer germ layer that develops into skin and nervous tissue

Other synonyms of ectoblast include exoderm.

ectoblast (noun)	ectoderm (noun)
the outer germ layer that develops into skin and nervous tissue	the outer germ layer that develops into skin and nervous tissue