costoaxillary vein

[kŏs′tō-ăksə-lĕr′ē]
n.
  1. Any of a number of anastomotic veins connecting the intercostal veins of the first to the seventh intercostal spaces with the lateral thoracic or the thoracoepigastric vein.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.