Definition of portal system
: a system of veins that begins and ends in capillaries
What's Trending Now
More Trending Words
Origin and Etymology of portal system
portal vein
Medical Dictionary
portal system
medical Definition of portal system
: a system of veins that begins and ends in capillaries — see hepatic portal system, pituitary portal system
Learn More about portal system
-
Britannica.com: Encyclopedia article about portal system
Seen and Heard
What made you want to look up portal system? Please tell us where you read or heard it (including the quote, if possible).
