One entry found for fatal.

Entry Word: fatal
Function: adjective
Text: 1 bringing about ruin or misfortune <I made the fatal mistake of sharing my secret with the school's biggest blabbermouth>
Synonyms calamitous, cataclysmal (or cataclysmic), catastrophic, destructive, disastrous, fateful, ruinous, unfortunate
Related Words hapless, ill-fated, ill-starred, luckless
Near Antonyms fluky, fortuitous, fortunate, happy, lucky, providential; auspicious, bright, encouraging, golden, heartening, hopeful, promising, propitious
2 likely to cause or capable of causing death <that snake's venom is fatal unless the victim is given the antidote almost immediately> -- see DEADLY