detention centre vs sweatbox

detention centre

noun
  • A facility in which people are detained (held in custody); a jail. 

  • An immigration detention facility; a facility in which people who have attempted to enter Australia without prior authorisation are detained, pending a decision on whether they are to be accepted as refugees or returned to their country of origin. 

  • A concentration camp. 

sweatbox

noun
  • A jail cell. 

  • The review process that takes place in a sweat box. 

  • A small overheated cell or room used for solitary confinement or torture. 

  • A small nightclub packed to capacity where people get hot and sweaty. 

  • Any box or boxlike structure used to induce sweating, such as of hides or tobacco 

  • A compartment in a police van to hold a prisoner being transported. 

  • The room where a scene is reviewed. 

How often have the words detention centre and sweatbox occurred in a corpus of books? (source: Google Ngram Viewer )