superior vena cava
noun, plural superior venae cavae.
See under vena cava.
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Origin of superior vena cava
First recorded in 1905–10
Also called precava.
Definition for superior vena cava (2 of 2)
[ vee-nuh key-vuh ]
/ ˈvi nə ˈkeɪ və /
noun, plural ve·nae ca·vae [vee-nee key-vee] /ˈvi ni ˈkeɪ vi/. 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 of vena cava
First recorded in 1590–1600, vena cava is from the Latin word vēna cava hollow vein
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for superior vena cava
/ (ˈkeɪvə) /
noun plural venae cavae (ˈkeɪviː)
either one of the two large veins that convey oxygen-depleted blood to the heart
Word Origin for vena cava
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
Word Origin and History for superior vena cava
Online Etymology Dictionary, © 2010 Douglas Harper
Medicine definitions for superior vena cava (1 of 2)
superior vena cava
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.precava
Medicine definitions for superior vena cava (2 of 2)
[ kā′və ]
n. pl. venae ca•vae (kā′vē)
Either of the two venae cavae, designated inferior and superior.cava
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Science definitions for superior 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 © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.