ectoblast

Từ điển WordNet v3.1 - WordNet Dictionary

noun

the outer germ layer that develops into skin and nervous tissue
• Syn:
ectoderm, exoderm
• Derivationally related forms:
ectodermic (for: ectoderm), ectodermal (for: ectoderm)
• Hypernyms:
germ layer
• Hyponyms:
neural tube

• Từ đồng nghĩa / Synonyms:
  ectoderm, exoderm