: a final destructive battle or conflict
trying to avoid/avert the threat of a nuclear Armageddon [=a nuclear war that would destroy the world]
the threat of nuclear Armageddon
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“Armageddon.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/Armageddon. Accessed 18 Jun. 2026.
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