Word.ws English Dictionary

doomsday device

doomsday device noun: a hypothetical weapon (often a bomb) programmed to automatically be used in response to certain attacks, usually with very dire consequences (such as the annihilation of the world).

Noun (1)

doomsday device (plural doomsday devices)

  1. A hypothetical weapon (often a bomb) programmed to automatically be used in response to certain attacks, usually with very dire consequences (such as the annihilation of the world).
    • Near-synonyms: doomsday bomb, Dead Hand
    • For more than a year, ominous rumors had been privately circulating among high-level Western leaders that the Soviet Union had been at work on what was darkly hinted to be the ultimate weapon: a doomsday device.1964, Stanley Kubrick, Terry Southern, Peter George, Dr. Strangelove or: How I Learned to Stop Worrying and Love the Bomb, spoken by Narrator
  2. An extremely powerful weapon.

Noun (2) capitalized: Doomsday Device

Doomsday Device (plural Doomsday Devices)

  1. (alternative) Alternative spelling of doomsday device.

Synonyms of doomsday device

Forms of doomsday device

pluraldoomsday devices
alternative formDoomsday Device
pluralDoomsday Devices

Origin of doomsday device

Coined as Doomsday Machine by military strategist Herman Kahn.

Questions about doomsday device

What does doomsday device mean?
Doomsday device means a hypothetical weapon (often a bomb) programmed to automatically be used in response to certain attacks, usually with very dire consequences (such as the annihilation of the world).
What part of speech is doomsday device?
Doomsday device is a noun.
What is the plural of doomsday device?
The plural of doomsday device is doomsday devices.

Words near doomsday device in the dictionary

  1. Doomsday Book
  2. Doomsday Clock
  3. doomsday cult
  4. doomsday cults
  5. Doomsday Defense
  6. doomsday device
  7. doomsday devices
  8. doomsday event
  9. doomsday events
  10. doomsday fish
  11. doomsday fishes

Source and license

Adapted from Wiktionary: doomsday device (page history and authors); Doomsday Device (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “doomsday device.” Word.ws, https://word.ws/doomsday_device. Based on Wiktionary, CC BY-SA 4.0.