Definition of splanchnopleure in English:

Share this entry


Pronunciation: /ˈsplaNGknəˌplo͝or/


A layer of tissue in a vertebrate embryo comprising the endoderm and the inner layer of mesoderm, and giving rise to the gut, lungs, and yolk sac. Often contrasted with somatopleure.
Example sentences
  • Mobilization of calcium from the yolk begins early in embryonic chickens and is facilitated by the calcium binding protein calbindin-D28K in endodermal cells of the yolk splanchnopleure.
  • The splanchnopleure, which lies on the endoblast, takes part in the formation of the wall of the digestive tube.
  • The yolk sac forms as the splanchnopleure surrounds the yolk.


Late 19th century: from Greek splankhna 'entrails' + pleura 'side'.

For editors and proofreaders

Syllabification: splanch·no·pleure

Share this entry

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.