| chorioallantois | (n) the very vascular fetal membrane composed of the fused chorion and adjacent wall of the allantois, Syn. chorioallantoic membrane |
| chorioallantois | n. a very vascular fetal membrane composed of the fused chorion and adjacent wall of the allantois. |
| 漿尿膜 | [しょうにょうまく, shounyoumaku] (n) chorioallantois [Add to Longdo] |