1. (a.) Proceeding from, or appointed by, fate or destiny; necessary; inevitable.

2. (a.) Foreboding death or great disaster.

3. (a.) Causing death or destruction; deadly; mortal; destructive; calamitous; as, a fatal wound; a fatal disease; a fatal day; a fatal error.

accidental adventitious aleatory appointed approaching awe-inspiring badly off baleful baneful black brutal calamitous casual casualty cataclysmal cataclysmic catastrophic causeless chance chancy coming consuming consumptive contingent damaging deadliness deadly death death-bringing deathful deathly decreed demolishing demolitionary depredatory depressed desired desolating destinal destined destroying destructive determined devastating devoted dicey dire disastrous donsie doomed doomful dreadful earnest emergent essential eventual evil-starred extrapolated fatality fated fateful fatidic feral final fluky foredoomed foreordained formidable forthcoming fortuitous fortuneless fratricidal funest future futuristic grave grievous hapless harmful heavy hereafter hoped-for iffy ill off ill-fated ill-starred imminent imposing in adverse circumstances in store in the cards inauspicious incidental indeterminate ineluctable inescapable inevitable internecine killing later lethal lethality luckless malefic maleficent malign malignancy malignant marked mischievous mortal mortality murderous nearing necessary nihilist nihilistic noxiousness ominous ordained out of luck pernicious perniciousness pestilent pestilential planet-struck planned plotted poisonous poisonousness portentous predestined predetermined predicted preordained probable projected prophesied prospective ravaging risky ruining ruinous sad savage self-destructive serious short of luck sinister sober solemn star-crossed subversionary subversive suicidal terminal to come to-be toxic tragic ultimate unavoidable unblessed uncaused underprivileged undetermined unexpected unforeseeable unforeseen unfortunate unhappy unlooked-for unlucky unpredictable unprosperous unprovidential vandalic vandalish vandalistic virulence virulent wasteful wasting weighty withering wreckful written