vena cava

[vee-nuh key-vuh]

ve·na ca·va

[vee-nuh key-vuh]
noun, plural ve·nae ca·vae [vee-nee key-vee] . Anatomy.
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.


Origin:
1590–1600; < Latin vēna cava hollow vein
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Based on the Random House Dictionary, © Random House, Inc. 2012.
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Vena cava is always a great word to know.
So is pupil. Does it mean:
the expanding and contracting opening in the iris of the eye, through which light passes to the retina
a nerve fiber bundle that emerges from of the spinal cord and joins with another bundle to form each spinal nerve in the series of spinal nerves
Collins
World English Dictionary
vena cava (ˈkeɪvə)
 
n , pl venae cavae
either one of the two large veins that convey oxygen-depleted blood to the heart
 
[Latin: hollow vein]

Collins English Dictionary - Complete & Unabridged 10th Edition
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American Heritage
Medical Dictionary

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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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American Heritage
Science Dictionary
vena cava   (vē'nə kā'və)  Pronunciation Key 
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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