adj 1  :  of, relating to, or constituting the loins or the vertebrae between the thoracic vertebrae and sacrum <the region>   2  :  of, relating to, or being the abdominal region lying on either side of the umbilical region and above the corresponding iliac region .
 
   
 
Published under license with Merriam-Webster, Incorporated.  © 1997-2004.