A pelvis in which the symphysis pubis is absent, the pelvic bones being separated by quite an interval; usually associated with exstrophy of the bladder. ... (05 Mar 2000) ... 
one with a congenital separation at the symphysis pubis.
Type: Term Definitions: 1. a pelvis in which the symphysis pubis is absent, the pelvic bones being separated by quite an interval; usually associated with exstrophy of the bladder.