superior vena cava

noun, plural superior venae cavae.

See under vena cava.

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Also called precava.

Origin of superior vena cava

First recorded in 1905–10

Words nearby superior vena cava

superior thalamostriate vein, superior thyroid vein, superior vein of cerebellar hemisphere, superior vein of eyelid, superior vein of vermis, superior vena cava, superiority, superiority complex, superjacent, superjet, superjumbo

Definition for superior vena cava (2 of 2)

vena cava
[ 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. 2020

British Dictionary definitions for superior vena cava

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

Medical definitions for superior vena cava (1 of 2)

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.precava

Medical definitions for superior vena cava (2 of 2)

vena cava
[ 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.

Scientific definitions for superior vena 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.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.