Word.ws English Dictionary

Futurama theorem

Futurama theorem proper noun: a theorem which proves that, given a mind swap machine that can't be used on the same pair of people more than once, it is possible to reverse any number of mind swaps by introducing two more people that did not have their minds swapped with anyone before.

Proper noun

Futurama theorem

  1. A theorem which proves that, given a mind swap machine that can't be used on the same pair of people more than once, it is possible to reverse any number of mind swaps by introducing two more people that did not have their minds swapped with anyone before.

Origin of Futurama theorem

From "The Prisoner of Benda" (2010), season 6, episode 10 of Futurama. The episode and the theorem were written by the mathematician Ken Keeler.

Questions about Futurama theorem

What does Futurama theorem mean?
Futurama theorem means a theorem which proves that, given a mind swap machine that can't be used on the same pair of people more than once, it is possible to reverse any number of mind swaps by introducing two more people that did not have their minds swapped with anyone before.
What part of speech is Futurama theorem?
Futurama theorem is a proper noun.

Words near Futurama theorem in the dictionary

  1. futurable
  2. futural
  3. futuralities
  4. futurality
  5. futurama
  6. Futurama theorem
  7. futuramas
  8. futuramic
  9. futurate
  10. futurates
  11. future

Source and license

Adapted from Wiktionary: Futurama theorem (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: “Futurama theorem.” Word.ws, https://word.ws/futurama_theorem. Based on Wiktionary, CC BY-SA 4.0.