Word.ws English Dictionary

Rule 90

Rule 90 proper noun: an elementary cellular automaton based on the exclusive-or function.

Proper noun

Rule 90

  1. An elementary cellular automaton based on the exclusive-or function.

Origin of Rule 90

So named because 90 is the rule's Wolfram code.

Questions about Rule 90

What does Rule 90 mean?
Rule 90 means an elementary cellular automaton based on the exclusive-or function.
What part of speech is Rule 90?
Rule 90 is a proper noun.

Words near Rule 90 in the dictionary

  1. Rule 30
  2. rule 34
  3. Rule 43
  4. Rule 62
  5. Rule 63
  6. Rule 90
  7. rule against perpetuities
  8. rule book
  9. rule books
  10. rule breaker
  11. rule follower

Source and license

Adapted from Wiktionary: Rule 90 (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: “Rule 90.” Word.ws, https://word.ws/rule_90. Based on Wiktionary, CC BY-SA 4.0.