noun
- The phenomenon whereby a small change at one place in a complex system can have large effects elsewhere, e. G., a butterfly flapping its wings in Rio de Janeiro might change the weather in Chicago. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). butterfly effect. Retrieved September 21, 2026, from http://smartdefine.org/butterfly_effect/definitions/1235399 |
| Chicago | WordNet. 2010. "butterfly effect" http://smartdefine.org/butterfly_effect/definitions/1235399 (accessed September 21, 2026). |
| Harvard | WordNet 2010, butterfly effect, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/butterfly_effect/definitions/1235399>. |
| MLA | WordNet. "butterfly effect" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/butterfly_effect/definitions/1235399> |