1. The last or conclusive act of parting or dividing between two parties, often used in legal or relationship contexts
The final separation between the two companies was completed after months of negotiations.
A separação final entre as duas empresas foi concluída após meses de negociações.
2. In family law, the termination of a marital relationship or the definitive end of cohabitation
After the final separation, they proceeded with the divorce proceedings.
Após a separação final, eles prosseguiram com os procedimentos de divórcio.