adjective
also ex·tra·embryonal | ̷ ̷ ̷ ̷+
Etymology: extra- + embryonic, embryonal
: situated outside the embryo proper ; especially : developed from the zygote but not part of the embryo
extraembryonic membranes
adjective
also ex·tra·embryonal | ̷ ̷ ̷ ̷+
Etymology: extra- + embryonic, embryonal
: situated outside the embryo proper ; especially : developed from the zygote but not part of the embryo
extraembryonic membranes
Webster's New International English Dictionary. Новый международный словарь английского языка Webster. 2012