The Collaborative International Dictionary
Parumbilical
Parumbilical \Par`um*bil"ic*al\, a. [Pref. para- + umbilical.] (Anat.) Near the umbilicus; -- applied especially to one or more small veins which, in man, connect the portal vein with the epigastric veins in the front wall of the abdomen.
Wiktionary
parumbilical
a. (context anatomy English) Near the umbilicus; applied especially to one or more small veins which, in human beings, connect the portal vein with the epigastric veins in the front wall of the abdomen.