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Definition of portal vein noun from the Oxford Advanced Learner's Dictionary

portal vein

noun
 
/ˈpɔːtl veɪn/
 
/ˈpɔːrtl veɪn/
(also hepatic portal vein)
(anatomy)
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  1. a vein that takes blood from the stomach and other organs near the stomach to the liver
trait
noun
 
 
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Oxford 5000
B2
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