extraembryonic

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extraembryonic

 [ek″strah-em″bre-on´ik]
external to the embryo proper, as the extraembryonic coelom or the extraembryonic membranes.

ex·tra·em·bry·on·ic

(eks'tră-em'brē-on'ik),
Outside the embryonic body; for example, the extraembryonic membranes involved with the embryo's protection and nutrition that are discarded at birth.

extraembryonic

/ex·tra·em·bry·on·ic/ (eks″trah-em″bre-on´ik) external to the embryo proper, as the extraembryonic coelom or extraembryonic membranes.

extraembryonic

(ĕk′strə-ĕm′brē-ŏn′ĭk)
adj.
Of or being a structure that is outside the embryo: extraembryonic membranes.

ex·tra·em·bry·on·ic

(eks'tră-em'brē-on'ik)
Outside the body of the embryo; referring, e.g., to membranes providing protection and nutrition but discarded at birth without being incorporated in the body.

extraembryonic

lying outside the embryo, e.g. EMBRYONIC MEMBRANE.

extraembryonic

external to the embryo proper, as the extraembryonic celom or the extraembryonic membranes.

extraembryonic membranes
the fetal membranes, chorion, amnion, allantois, yolk sac; term used mostly in the early embryonic period.