SEPARATION

          the act or state of moving or being moved apart.

          "The damage that might arise from the separation of parents and children".

  synonyms:    disconnection · detachment · severance · uncoupling · dissociation · disassociation · disjunction · disunion · disaffiliation · segregation · partition    sundering     disseverment · breakup · split · split-up · parting · estrangement · parting of the ways · rift · rupture · breach · bust-up