Noun
1. the act of dividing or disconnecting
2. coming apart
3. the state of lacking unity
4. the distance between things;
"fragile items require separation and cushioning"5. sorting one thing from others;
"the separation of wheat from chaff""the separation of mail by postal zones"6. the social act of separating or parting company;
"the separation of church and state"7. the space where a division or parting occurs;
"he hid in the separation between walls"8. termination of employment (by resignation or dismissal)
9. (law) the cessation of cohabitation of man and wife (either by mutual agreement or under a court order)