n.
1.the state of being split or cleft
2.the breaking of a chemical bond in a molecule resulting in smaller molecules
3.(embryology) the repeated division of a fertilised ovum
4.the line formed by a groove between two parts (especially the separation between a woman's breasts)
5.the act of cleaving or splitting
Idiom of the Day
keep time
to keep track of the time in a game or athletic contest
I kept time during the football game at our high school.