臍さい帯たい動どう脈みゃくMeanings1nounumbilical arteryMedical term for the artery in the umbilical cord.臍さい帯たい動どう脈みゃくは胎たい児じと胎たい盤ばんを結むすぶ血けっ管かんの一ひとつです。The umbilical artery is one of the blood vessels connecting the fetus and the placenta.