posterior vein of left ventricle

n.
  1. A vein that arises on the diaphragmatic surface of the heart near the apex, runs to the left and parallel to the posterior interventricular sulcus, and empties in the coronary sinus.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.