noun
- A soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process.
- synonyms: praseodymium, Pr
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). atomic number 59. Retrieved September 20, 2026, from http://smartdefine.org/atomic_number_59/definitions/1258336 |
| Chicago | WordNet. 2010. "atomic number 59" http://smartdefine.org/atomic_number_59/definitions/1258336 (accessed September 20, 2026). |
| Harvard | WordNet 2010, atomic number 59, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/atomic_number_59/definitions/1258336>. |
| MLA | WordNet. "atomic number 59" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/atomic_number_59/definitions/1258336> |