cleft lip
noun
a congenitally deformed lip, usually the upper one, in which there is a vertical fissure that extends into one or both nostrils.
the deformity itself.
See also
cleft lip.
usage note for cleft lip
See
harelip.
Words nearby cleft lip
cleese,
cleethorpes,
clef,
cleft,
cleft hand,
cleft lip,
cleft palate,
cleft sentence,
cleft spine,
cleft tongue,
cleg
British Dictionary definitions for cleft lip
cleft lip
noun
a congenital split in the upper lip, often associated with a cleft palate
Medical definitions for cleft lip
cleft lip
n.
A congenital facial deformity of the lip, usually the upper lip, due to a mesodermal deficiency or to a failure of merging in one or more of the embryologic processes that form the lip; it is frequently associated with cleft tooth socket and cleft palate.
cheiloschisis harelip
Scientific definitions for cleft lip
cleft lip
[ klĕft ]
A congenital deformity characterized by a vertical cleft or pair of clefts in the upper lip, with or without involvement of the palate.
Cultural definitions for cleft lip
cleft lip
A congenital defect in which the upper lip is not properly fused together, so that a narrow crack or fissure splits the lip. It can be repaired through plastic surgery.