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superior vena cava

noun, plural superior venae cavae.
1.
See under vena cava.
Also called precava.
Origin
1905-1910
1905-10

vena cava

[vee-nuh key-vuh] /ˈvi nə ˈkeɪ və/
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.
Origin
1590-1600; < Latin vēna cava hollow vein
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for superior venae cavae

vena cava

/ˈkeɪvə/
noun (pl) venae cavae (ˈkeɪviː)
1.
either one of the two large veins that convey oxygen-depleted blood to the heart
Word Origin
Latin: hollow vein
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for superior venae cavae

vena cava

n.

Medical Latin, from Latin vena "vein" (see vein) + cava, from cavus "hollow" (see cave (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper
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superior venae cavae in Medicine

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.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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superior venae cavae in Science
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.
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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