AMNIOS

Pronunciation (US):

(GB):

 Dictionary entry overview: What does amnios mean? 

• AMNIOS (noun)
  The noun AMNIOS has 1 sense:

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

  Familiarity information: AMNIOS used as a noun is very rare.

 Dictionary entry details 

• AMNIOS (noun)

Sense 1

Meaning:

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

Classified under:

Nouns denoting animals

Synonyms:

amnion; amnios; amniotic sac

Hypernyms ("amnios" is a kind of...):

sac (a structure resembling a bag in an animal)

Domain category:

mammal; mammalian (any warm-blooded vertebrate having the skin more or less covered with hair; young are born alive except for the small subclass of monotremes and nourished with milk)

Holonyms ("amnios" is a part of...):

amniote (any member of the Amniota)

fetal membrane (any membrane that functions for the protection or nourishment or respiration or excretion of a developing fetus)