noun
- Someone whose age is in the seventies. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). septuagenarian. Retrieved September 25, 2026, from http://smartdefine.org/septuagenarian/definitions/1232043 |
| Chicago | WordNet. 2010. "septuagenarian" http://smartdefine.org/septuagenarian/definitions/1232043 (accessed September 25, 2026). |
| Harvard | WordNet 2010, septuagenarian, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/septuagenarian/definitions/1232043>. |
| MLA | WordNet. "septuagenarian" 23 October 2010. Web. 25 September 2026. <http://smartdefine.org/septuagenarian/definitions/1232043> |