noun
- A more intense El Nino that occurs every few years when the welling up of cold nutrient-rich water does not occur; kills plankton and fish and affects weather patterns. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). el nino southern oscillation. Retrieved September 30, 2026, from http://smartdefine.org/el_nino_southern_oscillation/definitions/1235690 |
| Chicago | WordNet. 2010. "el nino southern oscillation" http://smartdefine.org/el_nino_southern_oscillation/definitions/1235690 (accessed September 30, 2026). |
| Harvard | WordNet 2010, el nino southern oscillation, Smart Define, viewed 30 September, 2026, <http://smartdefine.org/el_nino_southern_oscillation/definitions/1235690>. |
| MLA | WordNet. "el nino southern oscillation" 23 October 2010. Web. 30 September 2026. <http://smartdefine.org/el_nino_southern_oscillation/definitions/1235690> |