羊膜
Amniotic \Am`ni*ot"ic\, a. [Cf. F. amniotique.] (Anat.) Of or pertaining to the amnion; characterized by an amnion; as, the amniotic fluid; the amniotic sac. {Amniotic acid}. (Chem.) [R.] See {Allantoin}.
amniotic adj : of or related to the amnion or characterized by developing an amnion; "amniotic membrane" [syn: {amnionic}, {amnic}]