trophoblast
English
Etymology
Pronunciation
- (UK) IPA(key): /ˈtɹɒfə(ʊ)blɑːst/
Noun
trophoblast (plural trophoblasts)
- (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.