n.
Pronunciation: ' kleft
Function: noun
Etymology: Middle English clift, from Old English geclyft; akin to Old English cl ē ofan to cleave
Date: 14th century
1 : a space or opening made by or as if by splitting : FISSURE
2 : a usually V-shaped indented formation : a hollow between ridges or protuberances <the anal cleft of the human body>