noun, plural am·ni·ons, am·ni·a [am-nee-uh]. /ˈæm ni ə/.
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Origin of amnion
Words nearby amnion
Example sentences from the Web for amnion
Between these is a gelatinous substance, and within the amnion is a fluid, called the liquor amnii.
The whole being surrounded by two membranous coverings, the outer one called the chorion, and the inner one the amnion.
The amnion forms a small fold covering over the cephalic extremity of the embryo, which is deeply embedded in the yolk.The Works of Francis Maitland Balfour, Volume 1|Francis Maitland Balfour
Both it and the stalk of the yolk-sack are enveloped by the amnion (am).
It adheres to the amnion and supplies it with blood-vessels (Bischoff).