Below are possible answers for the crossword clue Catastrophic occurrence.
8 letter answer(s) to catastrophic occurrence
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"
an act that has disastrous consequences
an event resulting in great loss and misfortune;
Other crossword clues with similar answers to 'Catastrophic occurrence'