apocalyptic

of, relating to, or being a major turning point the apocalyptic Battle of Stalingrad, which led to the ultimate defeat of Nazi Germany Synonyms climactic (also apocalyptical), climactericRelated Words apical, apogean, crestal, crowning, culminating, high, highest, meridian; critical, crossover, crucial, fateful, life-and-death (also life-or-death), vital; cataclysmal (or cataclysmic), earthshaking, epochal, momentous; deciding, decisive, payoff, pivotal, watershed; go-no-go, make-or-breakNear Antonyms anticlimactic (also anticlimactical); inconsequential, indecisive, insignificant, noncritical, trivial, unimportant