allantochorion
[ ə-lăn′tō-kôr′ē-ŏn′ ]
n.
The extraembryonic membrane formed by the fusion of the allantois and the chorion.
Words nearby allantochorion
allan,
allan-a-dale,
allanite,
allantiasis,
allanto-,
allantochorion,
allantoic,
allantoic sac,
allantoic stalk,
allantoic vesicle,
allantoid