Definition of Amnios
Noun: amnios
- Thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals)
- amnion, amniotic sac
- (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of foetal abnormalities
- amniocentesis
Anagrams containing the word amnios