proctocele

from WordNet (r) 3.0 (2006)

proctocele
    n 1: protrusion or herniation of the rectum into the vagina; can
         occur if pelvic muscles are weakened by childbirth [syn:
         {rectocele}, {proctocele}]

from The Collaborative International Dictionary of English v.0.48

Proctocele \Proc"to*cele\, n. [Gr. ? anus + ? tumor.] (Med.)
   Inversion and prolapse of the mucous coat of the rectum, from
   relaxation of the sphincter, with more or less swelling;
   prolapsus ani. --Dunglison.
   [1913 Webster]