breakdown

 
Pronunciation: /ˈbreɪkdaʊn/

noun

  • 1a mechanical failure: breakdowns could totally disrupt production
  • 2a failure of a relationship or system: a breakdown in military discipline a communications breakdown [mass noun]: some of these women will have experienced marital breakdown
  • a sudden collapse in someone’s mental health: Heather had a breakdown following the death of her sister
  • 3the chemical or physical decomposition of something: the breakdown of ammonia to nitrites
  • an explanatory analysis, especially of statistics: a detailed cost breakdown