Below are possible answers for the crossword clue Calamitous.
severely destructive; "cataclysmic nuclear war"; "a cataclysmic earthquake"
causing fear or dread or terror; "the awful war"; "an awful risk"; "dire news"; "a career or vengeance so direful that London was shocked"; "the dread presence of the headmaster"; "polio is no longer the dreaded disease it once was"; "a dreadful storm"; "a fearful howling"; "horrendous explosions shook the city"; "a terrible curse"
fraught with extreme danger; nearly hopeless; "a desperate illness"; "on all fronts the Allies were in a desperate situation due to lack of materiel"- G.C.Marshall; "a dire emergency"
controlled or decreed by fate; predetermined; "a fatal series of events"
having momentous consequences; of decisive importance; "that fateful meeting of the U.N. when...it declared war on North Korea"- Saturday Rev; "the fatal day of the election finally arrived"
(of events) having extremely unfortunate or dire consequences; bringing ruin; "the stock market crashed on Black Friday"; "a calamitous defeat"; "the battle was a disastrous end to a disastrous campaign"; "such doctrines, if true, would be absolutely fatal to my theory"- Charles Darwin; "it is fatal to enter any war without the will to win it"- Douglas MacArthur; "a fateful error"
very sad; especially involving grief or death or destruction; "a tragic face"; "a tragic plight"; "a tragic accident"
of or relating to or characteristic of tragedy; "tragic hero"
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