What is Separation ?
Separation is (noun) 1. the act of dividing people or things He favours the separation of the students into smaller groups. The separation of the house into two flats will require planning permission. 2. the fact of living apart A six-month separa- tion of mother and child may have long-term effects. After my parents’ separation I lived with my father.
source: Easier English, Student Dictionary Upper Intermediate Level