The meaning of CLEFT is a space or opening made by or as if by splitting : fissure. How to use cleft in a sentence. a space or opening made by or as if by splitting : fissure; a usually V-shaped indented formation : a hollow between ridges or protuberances… See the full definition. Games; Word of the Day; Grammar ...

2024年11月23日 · Cleft lip. A cleft lip is an opening or split in the upper lip that doesn't close fully when an unborn baby is developing in the womb. Cleft lip may happen only on one side (unilateral) or both sides (bilateral). A baby with a cleft lip also may have a cleft in the roof of the mouth called a cleft palate.