The first was death of the mother, or prolonged separation from her.
"And I wish to take steps to ensure that we never again have to endure such a prolonged separation."
The extended Clan provided little opportunity for prolonged separation.
The problem of social primates is to create bonds that are flexible yet also allow prolonged separation.
Human are unique in the robust ability of their bonds to survive prolonged physical separation.
It's only prolonged separation from the hive mind that makes them stupid.
Apprehension turned to tenor at the thought of what a really prolonged separation from Niou might bring.
They were divorced in 1905 following a prolonged separation.
After prolonged separation, a child can feel distrust for his or her primary caregiver.
A prolonged separation from friends and family isn't easy to handle, particularly if the deployment might bring the soldier into harm's way.