|1.||[ adjective ] 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"
|2.||[ adjective ] of ominous significance|
|3.||[ adjective ] (of events) having extremely unfortunate or dire consequences; bringing ruin|
|Synonyms:||disastrous black fatal calamitous|
"the stock market crashed on Black Friday" "a calamitous defeat" "a disastrous end to a disastrous campaign" "this would be absolutely fatal to my theory"
|4.||[ adjective ] controlled or decreed by fate; predetermined|
"a fatal series of events"