Search Result for "imperforate anus":
Wordnet 3.0

NOUN (1)

1. a congenital defect of the anus; there is partial or complete obstruction of the anal opening; 



WordNet (r) 3.0 (2006):

imperforate anus
    n 1: a congenital defect of the anus; there is partial or
         complete obstruction of the anal opening