trophoblast

English

Etymology

From tropho- +‎ -blast.

Pronunciation

• (UK) IPA^(key): /ˈtɹɒfə(ʊ)blɑːst/

Noun

trophoblast (plural trophoblasts)

1. (cytology) The membrane of cells that forms the wall of a blastocyst during early pregnancy, providing nutrients to the embryo and later developing into part of the placenta.

Derived terms

• cytotrophoblast
• syncytiotrophoblast
• trophoblastic