noun
- A radioactive transuranic element which has been synthesized.
- synonyms: rutherfordium, Rf, unnilquadium, Unq, element 104
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). atomic number 104. Retrieved September 21, 2026, from http://smartdefine.org/atomic_number_104/definitions/1258274 |
| Chicago | WordNet. 2010. "atomic number 104" http://smartdefine.org/atomic_number_104/definitions/1258274 (accessed September 21, 2026). |
| Harvard | WordNet 2010, atomic number 104, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/atomic_number_104/definitions/1258274>. |
| MLA | WordNet. "atomic number 104" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/atomic_number_104/definitions/1258274> |