Superior-vena-cava

noun, plural superior venae cavae.
1.
See under vena cava.
noun, plural venae cavae
[vee-nee key-vee] /ˈvi ni ˈkeɪ vi/ (Show IPA). Anatomy.
1.
either of two large veins discharging blood into the right atrium of the heart, one (superior vena cava or precava) conveying blood from the head, chest, and upper extremities and the other (inferior vena cava or postcava) conveying blood from all parts below the diaphragm.
noun (pl) venae cavae (ˈkeɪviː)
1.
either one of the two large veins that convey oxygen-depleted blood to the heart

superior vena cava n.
A large vein formed by the union of the two brachiocephalic veins and the azygos vein that receives blood from the head, neck, upper limbs, and chest, and empties into the right atrium of the heart. Also called precava.

vena cava vena ca·va (kā’və)
n. pl. venae ca·vae (kā’vē)
Either of the two venae cavae, designated inferior and superior. Also called cava.
vena cava
(vē’nə kā’və)
Plural venae cavae (vē’nē kā’vē)
Either of two large veins that carry blood with low levels of oxygen to the right atrium of the heart. ◇ The superior vena cava receives blood from the brain and upper limbs or forelimbs. ◇ The inferior vena cava drains blood from the trunk and lower limbs or hindlimbs and is the largest vein in the body.