Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun A vein that carries oxygenated blood from the lungs to the left atrium of the heart.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun anatomy In
tetrapods , thevein that returnsblood to theheart after it has circulated through thelungs .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun any of four veins that carry arterial blood from the lungs to the left atrium of the heart
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