extraembryonic

adjective ex·tra·em·bry·on·ic \ ˌek-strə-ˌem-brē-ˈä-nik \

Definition of extraembryonic

: situated outside the embryo; especially : developed from the zygote but not part of the embryo
  • extraembryonic membranes

First Known Use of extraembryonic

1901


Medical Dictionary

extraembryonic

adjective ex·tra·em·bry·on·ic \ -ˌem-brē-ˈän-ik \

medical Definition of extraembryonic

: situated outside the embryo proper; especially : developed from the zygote but not part of the embryo
  • extraembryonic membranes

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