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English definition of “meltdown”

meltdown

noun uk   /ˈmelt.daʊn/ us  

meltdown noun (NUCLEAR)

[C or U] an extremely dangerous situation in a nuclear power station in which the nuclear fuel becomes very hot and melts through its container and escapes into the environmentAccidents and disastersDifficult situations and unpleasant experiencesFailuresEnergy, force and powerPower and intensity

meltdown noun (FAILURE)

[U] a complete failure, especially in financial matters: financial/economic/market meltdown The last few months have seen the progressive meltdown of the country's political system.FailuresAccidents and disastersHigher and lower points of achievement [C or U] informal an occasion when a person becomes extremely upset and is not able to deal with a problem or situationCoping and not copingDealing with things or peopleTolerating and enduring
(Definition of meltdown from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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