doomsday event

Noun

 * 1)  An occurrence which causes the end of the universe or which destroys the planet earth; a global cataclysm.
 * 2) A localized event causing widespread death or destruction within a specific geographical area.
 * 3) * 2006, Greg Hollingshead, "Let Pynchon be Pynchon" (review of Against the Day by ), Globe and Mail (Toronto), 2 Dec., p. D6:
 * A mysterious occurrence late in the story is the historically factual Tunguska Event, a massive Siberian explosion, probably by an asteroid, in the summer of 1908: a doomsday event caused by an arrival from another realm.
 * 1)  A disastrous occurrence.
 * 1) * 2006, Greg Hollingshead, "Let Pynchon be Pynchon" (review of Against the Day by ), Globe and Mail (Toronto), 2 Dec., p. D6:
 * A mysterious occurrence late in the story is the historically factual Tunguska Event, a massive Siberian explosion, probably by an asteroid, in the summer of 1908: a doomsday event caused by an arrival from another realm.
 * 1)  A disastrous occurrence.
 * 1)  A disastrous occurrence.