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Medical Dictionary

allantochorion

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noun al·lan·to·cho·ri·on \ə-ˌlan-(ˌ)tō-ˈkōr-ē-ˌän, -ˈkȯr-\

Medical Definition of allantochorion

  1. :  an embryonic membrane consisting of a fused allantois and chorion




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different from the usual or normal

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