noun
a type of prison, often consisting of a number of buildings inside a fence, where political prisoners are kept in extremely bad conditions :
a Nazi concentration camp
noun
a type of prison, often consisting of a number of buildings inside a fence, where political prisoners are kept in extremely bad conditions :
a Nazi concentration camp
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005