doomsday

[ doomz-dey ]
See synonyms for doomsday on Thesaurus.com
noun
  1. Theology. the day of the Last Judgment, at the end of the world.

  2. any day of judgment or sentence.

  1. nuclear destruction of the world.

adjective
  1. given to or marked by forebodings or predictions of impending calamity; especially concerned with or predicting future universal destruction: the doomsday issue of all-out nuclear war.

  2. capable of causing widespread or total destruction: doomsday weapons.

Origin of doomsday

1
First recorded before 1000; Middle English domes dai,Old English dōmesdæg “Judgment Day”; equivalent to doom + 's1 + day

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2024

British Dictionary definitions for doomsday

doomsday

domesday

/ (ˈduːmzˌdeɪ) /


noun
  1. (sometimes capital) the day on which the Last Judgment will occur

  2. any day of reckoning

  1. (modifier) characterized by predictions of disaster: doomsday scenario

Origin of doomsday

1
Old English dōmes dæg Judgment Day; related to Old Norse domsdagr

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012