Meaning of SEGMENTAL DUCT in English



: the duct of a segmental organ of a vertebrate embryo ; especially : the duct of the pronephros that persists after the degeneration of the pronephros, receives the tubules of the mesonephros, becomes the mesonephric duct, and in lower vertebrates gives rise to the müllerian duct

Webster's New International English Dictionary.      Новый международный словарь английского языка Webster.