1. a tributary of the portal vein passing from the intestine between the two layers of mesentery; [syn: mesenteric vein, vena mesenterica]
WordNet (r) 3.0 (2006):
mesenteric vein
n 1: a tributary of the portal vein passing from the intestine
between the two layers of mesentery [syn: mesenteric
vein, vena mesenterica]