pericardiacophrenic vein

n.
  1. Any of the veins that accompany the pericardiacophrenic artery and empty into the brachiocephalic vein or the superior vena cava.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.