| amnio | (noun) (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalities | Synonyms: amniocentesis |
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| amniocentesis | (noun) (pregnancy) extraction by centesis of amniotic fluid from a pregnant woman (after the 15th week of pregnancy) to aid in the diagnosis of fetal abnormalities | Synonyms: amnio |
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| amnion | (noun) thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals) | Synonyms: amnios, amniotic sac |
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| amnios | (noun) thin innermost membranous sac enclosing the developing embryo of higher vertebrates (reptiles, birds and mammals) | Synonyms: amnion, amniotic sac |
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| amniote | (noun) any member of the Amniota | - |
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