a fluid-filled membranous sac in the pregnant uterus that encloses and cushions the fetus, normally breaking at or just before the time of birth; the amnion.
[ 1880-85 ]
a fluid-filled membranous sac in the pregnant uterus that encloses and cushions the fetus, normally breaking at or just before the time of birth; the amnion.
[ 1880-85 ]
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012