catastrophe
noun
an event resulting in great loss and misfortune
“the whole city was affected by the irremediable calamity”
“the earthquake was a disaster”
a state of extreme (usually irremediable) ruin and misfortune
“lack of funds has resulted in a catastrophe for our school system”
“his policies were a disaster”
Synonymsdisastera sudden violent change in the earth's surface
Synonymscataclysm
Source: WordNet 3.1, Princeton University
