1) Birth defect 2) Cheiloschisis 3) Cleft lip 4) Congenital abnormality 5) Congenital anomaly 6) Congenital cleft 7) Congenital defect 8) Congenital disorder 1) Cheiloschisis 2) Distortion 
• (n.) A lip, commonly the upper one, having a fissure of perpendicular division like that of a hare.
<clinical sign, dermatology> A lip, commonly the upper one, having a fissure of perpendicular division like that of a hare. ... (06 Mar 1998) ... 
(hār´lip) former name for cleft lip.
Hare'lip` (hâr'lĭp`) noun A lip, commonly the upper one, having a fissure of perpendicular division like that of a hare. -- 
Type: Term Pronunciation: hār′lip Synonyms: cleft lip
A congenital cleft that can be found in the upper lip. The cleft results from a failure of parts of the face to join during early fetal development. The term is basically an old name that is more commonly referred to as cleft lip, which resembles a hare's lip. A harelip is commonly accompanied by a cleft palate.