am·ni·o-
combining form 
Etymology: New Latin, from amnion, from Greek 
1. : amnion 
< amniotome >
2. : amniotic and 
< amnioallantoic >
1.
< amniotome >
2.
< amnioallantoic >
词根词缀:amnio-
【来源及含义】Greek: "bowl", or "lamb"
【同源单词】amniocardiac, amniocele, amniocentesis, amniochorial, amniochorion, amniochorionic