Search Result for "concentration camp":
Wordnet 3.0

NOUN (2)

1. a penal camp where political prisoners or prisoners of war are confined (usually under harsh conditions);
[syn: concentration camp, stockade]

2. a situation characterized by crowding and extremely harsh conditions; 



WordNet (r) 3.0 (2006):

concentration camp
    n 1: a penal camp where political prisoners or prisoners of war
         are confined (usually under harsh conditions) [syn:
         concentration camp, stockade]
    2: a situation characterized by crowding and extremely harsh
       conditions