Word.ws English Dictionary

quantum suicide

quantum suicide noun: a thought experiment in which it is proposed that it is impossible to commit suicide, as at each attempt the universe will split into multiple realities, in at least one of which the person will still be alive.

Noun

quantum suicide (uncountable)

  1. (quantum mechanics) A thought experiment in which it is proposed that it is impossible to commit suicide, as at each attempt the universe will split into multiple realities, in at least one of which the person will still be alive.
    • Although quantum suicide is a well-reasoned argument, the multi-universe premise on which it stands is more controversial.

Questions about quantum suicide

What does quantum suicide mean?
Quantum suicide means a thought experiment in which it is proposed that it is impossible to commit suicide, as at each attempt the universe will split into multiple realities, in at least one of which the person will still be alive.
What part of speech is quantum suicide?
Quantum suicide is a noun.

Words near quantum suicide in the dictionary

  1. quantum spin liquids
  2. quantum state
  3. quantum state tomography
  4. quantum states
  5. quantum sufficit
  6. quantum suicide
  7. quantum supremacy
  8. quantum teleportation
  9. quantum teleportations
  10. quantum theories
  11. quantum theory

Source and license

Adapted from Wiktionary: quantum suicide (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.

Last updated:

Cite this entry: “quantum suicide.” Word.ws, https://word.ws/quantum_suicide. Based on Wiktionary, CC BY-SA 4.0.