portal : Idioms & Phrases

• noun a short vein that carries blood into the liver
  vena portae; portal; hepatic portal vein.
  

WordNet

• (Bridge Building), a combination of struts and ties which lie in the plane of the inclined braces at a portal, serving to transfer wind pressure from the upper parts of the trusses to an abutment or pier of the bridge.

Webster 1913

• noun 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
  

WordNet

• noun a site that the owner positions as an entrance to other sites on the internet
  portal.
  
  • a portal typically has search engines and free email and chat rooms etc.

WordNet

• noun system of veins that carry blood from the abdominal organs to the liver
  

WordNet

• noun a prehistoric megalithic tomb typically having two large upright stones and a capstone
  dolmen; cromlech.
  

WordNet

• noun a short vein that carries blood into the liver
  vena portae; portal; hepatic portal vein.
  

WordNet

Re"nal-por`tal adjective

Definitions

1. (Anat.) Both renal and portal. See Portal.

Webster 1913