Dictionary

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
Medical Dictionary

portal system

noun

Medical Definition of PORTAL SYSTEM

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

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Next Word in the Dictionary: portal–to–portalPrevious Word in the Dictionary: portaledAll Words Near: portal system
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