noun
- The number that is represented as a one followed by 18 zeros.
- usage: "in England they call a quintillion a trillion"
- synonyms: trillion
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). one million million million. Retrieved September 24, 2026, from http://smartdefine.org/one_million_million_million/definitions/1298716 |
| Chicago | WordNet. 2010. "one million million million" http://smartdefine.org/one_million_million_million/definitions/1298716 (accessed September 24, 2026). |
| Harvard | WordNet 2010, one million million million, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/one_million_million_million/definitions/1298716>. |
| MLA | WordNet. "one million million million" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/one_million_million_million/definitions/1298716> |