amnion

名词 n.
/ˈæm.nɪ.ɒn/    /ˈæm.ni.ɑːn/

英文释义

名词 n.
  1. The innermost membrane of the fetal membranes of reptiles, birds, and mammals; the sac in which the embryo is suspended.
    — Near-synonym: amniotic sac

词形变化

amnions plural amnia plural

词源

From Latin amnion (“membrane around a fetus”), from Ancient Greek ἀμνίον (amníon).
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