Of, relating to, or having the characteristics of a vena cava.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
Examples from the Web for caval
Historical Examples of caval
The postcava enters the liver in a special prolongation of the liver substance (caval lobe).
Right: Reflection of peritoneum along the line DE (caval fissure) to become the parietal peritoneum covering the diaphragm.