portal system

  1. a vascular arrangement in which blood from the capillaries of one organ is transported to the capillaries of another organ by a connecting vein or veins.

  2. (loosely) the hepatoportal system.

Origin of portal system

First recorded in 1850–55

Words Nearby portal system

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

How to use portal system in a sentence