noun
- A radioactive transuranic element.
- synonyms: Uup, element 115, atomic number 115
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). ununpentium. Retrieved September 20, 2026, from http://smartdefine.org/ununpentium/definitions/1247712 |
| Chicago | WordNet. 2010. "ununpentium" http://smartdefine.org/ununpentium/definitions/1247712 (accessed September 20, 2026). |
| Harvard | WordNet 2010, ununpentium, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/ununpentium/definitions/1247712>. |
| MLA | WordNet. "ununpentium" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/ununpentium/definitions/1247712> |