portal system


portal system

noun

Definition of PORTAL SYSTEM

:  a system of veins that begins and ends in capillaries

Origin of PORTAL SYSTEM

portal vein
First Known Use: 1851

portal system

noun    (Medical Dictionary)

Medical Definition of PORTAL SYSTEM

: a system of veins that begins and ends in capillaries—see hepatic portal system, pituitary portal system

Browse

Next Word in the Dictionary: portal–to–portal
Previous Word in the Dictionary: portaled
All Words Near: portal system

Seen & Heard

What made you want to look up portal system? Please tell us where you read or heard it (including the quote, if possible).