Definition of Amniotic sac

1. Noun. Thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals).

Exact synonyms: Amnion, Amnios
Group relationships: Amniote, Fetal Membrane
Category relationships: Mammal, Mammalian
Generic synonyms: Sac
Derivative terms: Amnic, Amnionic, Amniotic

Definition of Amniotic sac

1. Noun. The sac in which the foetus develops in mammals, reptiles and birds. ¹

¹ Source: wiktionary.com

Medical Definition of Amniotic sac

1. Sac, enclosing the embryo of amniote vertebrates, that provides a fluid environment to prevent dehydration during development of land based animals. See: amnion. This entry appears with permission from the Dictionary of Cell and Molecular Biology (22 Feb 2008)

Lexicographical Neighbors of Amniotic Sac

amniotic
amniotic amputation
amniotic band syndrome
amniotic cavity
amniotic corpuscle
amniotic duct
amniotic ectoderm
amniotic fluid
amniotic fluid embolism
amniotic fluid embolisms
amniotic fluid syndrome
amniotic fold
amniotic raphe
amniotic sac (current term)
amniotic sacs
amniotome
amniotomies
amniotomy
amobarbital
amobarbital sodium
amobarbitals
amock
amodiaquine
amodiaquine hydrochloride
amoeba
amoebacide
amoebae
amoebaean

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