Endoderm

[endәudә:m]

(noun.) the inner germ layer that develops into the lining of the digestive and respiratory systems.

Checker: Sheena--From WordNet

(n.) The inner layer of the skin or integument of an animal.

(n.) The innermost layer of the blastoderm and the structures derived from it; the hypoblast; the entoblast. See Illust. of Ectoderm.

Edited by Leah

n. the inner layer of the Blastoderm (q.v.).

Inputed by Heinrich