azygos vein
(redirected from Arch of the azygos vein)Also found in: Dictionary, Thesaurus, Medical.
Related to Arch of the azygos vein: hemiazygos vein
azygos vein
[ā′zī·gəs ‚vān] (anatomy)
A branch of the right precava which drains the intercostal muscles and empties into the superior vena cava.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.