Meaning | Thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals). |
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Synonyms | amniotic sac, amnios |
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Category | mammal, mammalian | Any warm-blooded vertebrate having the skin more or less covered with hair |
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Part of | amniote | Any member of the Amniota |
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fetal membrane | Any membrane that functions for the protection or nourishment or respiration or excretion of a developing fetus |
Broader | sac | A structure resembling a bag in an animal |
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Spanish | amnios |
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Catalan | amni, amnios, bossa amniòtica |
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Adjectives | amniotic, amnionic, amnic | of or related to the amnion or characterized by developing an amnion |
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