meltdown
//ˈmɛltˌdaʊn//
Noun
meltdownSingular
meltdownsPlural
1
A disastrous event in which the core of a nuclear reactor overheats and melts, potentially releasing radiation.
The nuclear plant experienced a meltdown after the cooling system failed.
2
An emotional breakdown or loss of self-control, often involving crying, anger, or panic.
She had a complete meltdown when she heard the bad news.
3
A sudden and severe collapse or failure, especially in financial markets or systems.
The stock market meltdown caused many investors to lose their savings.