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venous

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ve⋅nous

[vee-nuhs]
–adjective
1. of, pertaining to, or of the nature of a vein.
2. having, characterized by, or composed of veins.
3. pertaining to the blood in the pulmonary artery, right side of the heart, and most veins, that has become deoxygenated and charged with carbon dioxide during its passage through the body and that in humans is normally dark red.

Origin:
1620–30; var. of venose; see -ous


ve⋅nous⋅ly, adverb
ve⋅nous⋅ness, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2009.
Cite This Source Link To venous
ve·nous   (vē'nəs)   
adj.  
  1. Of, relating to, or contained in the veins: venous circulation.

  2. Of, relating to, or being the blood in the veins or pulmonary arteries that is usually dark red as a result of low oxygen content.

  3. Having numerous veins, as a leaf or the wings of an insect.


[From Latin vēnōsus, from vēna, vein.]
ve'nous·ly adv., ve'nous·ness n.
The American Heritage® Dictionary of the English Language, Fourth Edition
Copyright © 2009 by Houghton Mifflin Company.
Published by Houghton Mifflin Company. All rights reserved.
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Word Origin & History

venous 
1626, from L. venosus "full of veins," from vena (see vein).
Online Etymology Dictionary, © 2001 Douglas Harper
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Medical Dictionary

Main Entry: ve·nous
Pronunciation: 'vE-n&s
Function: adjective
1 a : full of or characterized by veins b : made up of orcarried on by veins venous circulation>
2 : of, relating to, or performing the functions of a vein venous inflammation> <venousarteries>
3 of blood : having passed through the capillaries and given up oxygen for the tissues and become charged with carbon dioxide and ready to pass through therespiratory organs to release its carbon dioxide and renew its oxygen supply : dark red from reduced hemoglobin —compare
ARTERIAL 2
Merriam-Webster's Medical Dictionary, © 2002 Merriam-Webster, Inc.
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Medical Dictionary

venous ve·nous (vē'nəs)
adj.
Of, relating to, or contained in the veins.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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