noun
- The number that is represented as a one followed by 24 zeros. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). septillion. Retrieved September 21, 2026, from http://smartdefine.org/septillion/definitions/1244472 |
| Chicago | WordNet. 2010. "septillion" http://smartdefine.org/septillion/definitions/1244472 (accessed September 21, 2026). |
| Harvard | WordNet 2010, septillion, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/septillion/definitions/1244472>. |
| MLA | WordNet. "septillion" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/septillion/definitions/1244472> |