What is another word for the Black Hole of Calcutta?
Pronunciation: [ðə blˈak hˈə͡ʊl ɒv kalkˈʌtə] (IPA) 
The phrase "the Black Hole of Calcutta" is a reference to a dark, overcrowded prison cell in colonial India where British soldiers were held captive by Bengali rebels in 1756. This phrase has since become synonymous with extreme confinement, cruelty and oppression. To convey a similar meaning, one might use the expressions "hellish isolation", "inhospitable enclosure", "abyssal incarceration" or "dungeon-like situation". These phrases all suggest a sense of confinement, neglect and potential danger, evoking a powerful image of oppressive confinement that can be used in a variety of creative contexts.
