great saphenous vein

n.

A vein formed by the union of the dorsal vein of the big toe and the dorsal venous arch of the foot and empties into the femoral vein in the upper part of the femoral triangle.

The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.