cleft palate(n = noun.state) - a congenital fissure of the hard palate;
is a kind of birth defect, congenital abnormality, congenital anomaly, congenital defect, congenital disorder

branchial cleft, cleft, cleft foot, cleft lip, gill cleft, hard palate, palate, pudendal cleft, soft palate, urogenital cleft