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English definition of “vena cava”

vena cava

noun [C] /ˌvi·nə ˈkeɪ·və/ (plural venae cavae  /ˌvi·ni ˈkeɪ·vi/)
biology one of the two very large veins (= tubes that carry blood) that take blood without oxygen to the heart
(Definition of vena cava from the Cambridge Academic Content Dictionary © Cambridge University Press)
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