| 释义 |
pro·chorion
\(ˈ)prō+\ noun
(plural prochorions or prochoria)
Etymology: New Latin, from pro- (I) + chorion
: any of several structures surrounding the blastodermic vesicle in some animals (as rodents); especially : a gelatinous coat that is prob. a secretion of the uterine glands
• pro·chorionic \(|)prō+\ adjective |