Word.ws English Dictionary

Tribonacci

Tribonacci proper noun: a variant of the Fibonacci sequence in which the preceding three terms, rather than the preceding two, are summed at each iteration.

Proper noun

Tribonacci

  1. A variant of the Fibonacci sequence in which the preceding three terms, rather than the preceding two, are summed at each iteration.
    • Elite uses a pseudorandom number generator based on Tribonacci numbers. Unlike Fibonacci numbers, where the nth term in the series is based on the previous two terms, Tribonacci numbers use the previous three terms: […]2016, John Aycock, Retrogame Archeology, Springer, →ISBN, page 113

Origin of Tribonacci

Blend of tri- + Fibonacci.

Questions about Tribonacci

What does Tribonacci mean?
Tribonacci means a variant of the Fibonacci sequence in which the preceding three terms, rather than the preceding two, are summed at each iteration.
What part of speech is Tribonacci?
Tribonacci is a proper noun.

Words near Tribonacci in the dictionary

  1. tribomechanical
  2. tribometer
  3. tribometers
  4. tribometric
  5. tribometry
  6. Tribonacci
  7. tribonucleation
  8. triboob
  9. triboobs
  10. tribool
  11. tribools

Source and license

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