Longman Dictionary of Contemporary English
cleft lip
noun
EXAMPLES FROM CORPUS
▪ But several sessions in the surgery can improve many scars, birth defects such as cleft lip, and deep frown lines.
Wiktionary
cleft lip
n. (context teratology English) harelip
WordNet
cleft lip
n. a congenital cleft in the middle of the upper lip [syn: harelip, cheiloschisis]
Usage examples of "cleft lip".
Tucked them aside, then ran his fingers over her sweetly cleft lip until she smiled.
His face with its cleft lip, slanting eyes, and saddle-shaped nose was turned toward the camera.