portal vein

noun

Definition of portal vein

  1. :  a vein that collects blood from one part of the body and distributes it in another through capillaries; especially :  a vein carrying blood from the digestive organs and spleen to the liver

Origin and Etymology of portal vein

2portal


First Known Use: 1765


Medical Dictionary

portal vein

noun

Medical Definition of portal vein

  1. :  a large vein that is formed by fusion of other veins, that terminates in a capillary network, and that delivers blood to some area of the body other than the heart; especially :  hepatic portal vein

Illustration of portal vein


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