Armageddon

noun

• (in the New Testament) the last battle between good and evil before the Day of Judgment.
• a biblical hill of Megiddo, an archaeological site on the plain of Esdraelon, south of present-day Haifa in Israel. See also Megiddo.
• the place where the last battle between good and evil will be fought.
• a dramatic and catastrophic conflict, typically seen as likely to destroy the world or the human race:nuclear Armageddon