parumbilical vein

noun
par·​um·​bil·​i·​cal vein | \ ˌpar-ˌəm-ˈbil-i-kəl-, British usually -ˌəm-bə-ˈlī-\

Medical Definition of parumbilical vein

: any of several small veins that connect the veins of the anterior abdominal wall with the portal vein and the internal and common iliac veins