English

Definition of chamber of horrors noun from the Oxford Advanced Learner's Dictionary

 

chamber of horrors

 noun
noun
BrE
 
; NAmE
 
[singular]
 
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a part of a museum displaying objects used to kill people in a cruel and painful way or scenes showing how they died Word Origin mid 19th cent.: from the name given to a room in Madame Tussaud's waxwork exhibition.
See the Oxford Advanced American Dictionary entry: chamber of horrors