[noun] 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" Synonyms:catastrophe
[noun] an event resulting in great loss and misfortune; "the whole city was affected by the irremediable calamity"; "the earthquake was a disaster" Synonyms:calamity, catastrophe, tragedy, cataclysm