- to stop working
- suddenly Cease to work or function of machine or vehicle
- to go wrong
- seize up
- fail or collapse
- burst into tears/dissolve into tears (break down in tears)
- undergo chemical decomposition (break down into)
- a mechanical failure
- a failure of a relationship or system
- divide something into parts
- to separate something into simpler substances
- the stoppage of a process
- to be unable to control feelings and to start to cry
- His car broke down.
- The welfare organizations in the city of London tried to break down the problem for full analysis.
- Pay negotiations with administration broke down.
- the old woman broke down in tears
- The young man broke down in tears.
- Her health broke down under the strain of overburden.
- Waste products that break down into low-level toxic materials.
- The breakdowns could totally disrupt the production of the factory.
- A breakdown in military discipline is a big concern.
- Ruth had a breakdown following the death of her husband.
- The breakdown of ammonia to nitrites.
- He broke down since he heard the bad news.
There are no origin records available for the phrasal verb.