separation

noun | \ ˌse-pə-ˈrā-shən \ | sep·a·ra·tion

1. : cessation of cohabitation between a married couple by mutual agreement with intent that it be permanent; also : legal separation — compare divorce : legal separation — compare divorce

   Note: In some cases in which the estrangement is extreme, a separation is considered to have occurred even when the couple retain the same residence if they have stopped communicating and engaging in sexual relations and intend to be separated.

2. : termination of a contractual relationship (as employment or military service)