chorioallantois
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.cho·rio·al·lan·to·is
noun \ˌkȯr-ē-(ˌ)ō-ə-ˈlan-tə-wəs\Definition of CHORIOALLANTOIS
: 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
— cho·rio·al·lan·to·ic \-ˌa-lən-ˈtō-ik\ adjective
Origin of CHORIOALLANTOIS
New Latin, from Greek chorion + New Latin allantois
First Known Use: 1933
cho·rio·al·lan·to·is
noun \ˌkōr-ē-ō-ə-ˈlant-ə-wəs, ˌkȯr-\ (Medical Dictionary)plural ; cho·rio·al·lan·to·ides \-ō-ˌal-ən-ˈtō-ə-ˌdēz, -ō-ˌal-ˌan-\ (audio pronunciation)
Medical Definition of CHORIOALLANTOIS
: 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
—cho·rio·al·lan·to·ic \-ˌal-ən-ˈtō-ik\ (audio pronunciation) adjective
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