What does "endoderm" mean?

One of the three tissue layers in the embryo of a metazoan animal, which will produce through development, the digestive system of the adult.

What is a synonym for "endoderm"?

Common synonyms include: endoblast, entoblast, entoderm, gastroderm, hypoblast, mesoderm.

Pronounced //ˌen.doʊˈdɝː.m//.

//ˌen.doʊˈdɝː.m// noun

noun ·Rare ·Advanced level

Noun

1
One of the three tissue layers in the embryo of a metazoan animal, which will produce through development, the digestive system of the adult.
2
the inner germ layer that develops into the lining of the digestive and respiratory systems wordnet

From endo- + -derm.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.