Definition of vena cava noun from the Oxford Advanced Learner's Dictionary


vena cava

BrE BrE//ˌviːnə ˈkeɪvə//
; NAmE NAmE//ˌviːnə ˈkeɪvə//
(pl. venae cavae
BrE BrE//ˌviːniː ˈkeɪviː//
; NAmE NAmE//ˌviːniː ˈkeɪviː//
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either of the two veins that take blood without oxygen in it towards the heart Word Originlate 16th cent.: from Latin, literally ‘hollow vein’.
See the Oxford Advanced American Dictionary entry: vena cava