say it: BRAYK-down
breakdown is a noun meaning "the act of disrupting an established order so it fails to continue". It carries 5 recorded senses.
the act of disrupting an established order so it fails to continue
“the social dislocations resulting from government policies”
“his warning came after the breakdown of talks in London”
an analysis into mutually exclusive categories
Forms marked · are formed by the regular rule rather than recorded in the source data. English keeps a few hundred irregulars and the rest follow the pattern, so the rule is right far more often than not — but it is a rule, and the mark says so.
Definitions, synonyms and semantic relations for breakdown come from Princeton University’s WordNet. The pronunciation comes from the CMU Pronouncing Dictionary. Commonness is measured against a corpus of everyday English. Full sources and licences.