cleavage
Pronunciation:
/ˈkliːvɪdʒ//ˈklivɪdʒ/noun
Definitions
The act of cleaving or the state of being cleft.
The hollow or separation between a woman's breasts, especially as revealed by a low neckline.
(by extension) Any similar separation between two body parts, such as the buttocks or toes.
The repeated division of a cell into daughter cells after mitosis.