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chorioallantois

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noun cho·rio·al·lan·to·is \ˌkȯr-ē-(ˌ)ō-ə-ˈlan-tə-wəs\

Definition of chorioallantois

  1. :  a vascular fetal membrane composed of the fused chorion and adjacent wall of the allantois that in the hen's egg is used as a living culture medium for viruses and for tissues —called also chorioallantoic membrane

chorioallantoic

play \-ˌa-lən-ˈtō-ik\ adjective


Origin and Etymology of chorioallantois

New Latin, from Greek chorion + New Latin allantois


First Known Use: 1933


Medical Dictionary

chorioallantois

play
noun cho·rio·al·lan·to·is \ˌkōr-ē-ō-ə-ˈlant-ə-wəs, ˌkȯr-\

Medical Definition of chorioallantois

plural

chorioallantoides

\-ō-ˌal-ən-ˈtō-ə-ˌdēz, -ō-ˌal-ˌan-\play
  1. :  a vascular fetal membrane composed of the fused chorion and adjacent wall of the allantois that in the hen's egg is used as a living culture medium for viruses and for tissues—called also chorioallantoic membrane

chorioallantoic

\-ˌal-ən-ˈtō-ik\play adjective



Learn More about chorioallantois

  1. Medical Dictionary: Definition of chorioallantois


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