concentration camp concentration camp /ˌkɑnsənˈtreɪʃən kæmp/

noun

1. () A penal camp where political prisoners or prisoners of war are confined (usually under harsh conditions)  ( stockade , concentration camp )
   a penal camp where political prisoners or prisoners of war are confined (usually under harsh conditions)
     The survivors shared their harrowing experiences from the concentration camp.
   The survivors shared their harrowing experiences from the concentration camp.
   
   
2. A situation characterized by crowding and extremely harsh conditions  ( concentration camp )
   a situation characterized by crowding and extremely harsh conditions