| portal | a grand and imposing entrance (often extended metaphorically) |
|---|---|
| portal | increase in blood pressure in the veins of the portal system caused by obstruction in the liver (often associated with alcoholic cirrhosis), causing enlargement of the spleen and collateral veins |
| portal | system of veins that carry blood from the abdominal organs to the liver |
| portal | a short vein that carries blood into the liver |