Wiktionary
hepatic portal vein
n. (context biology English) A vessel located in the abdominal cavity formed by the union of the superior mesenteric and splenic veins that channels blood from the gastrointestinal tract and spleen to capillary beds in the liver.
WordNet
hepatic portal vein
n. a short vein that carries blood into the liver [syn: portal vein, portal, vena portae]