noun
- A metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite.
- synonyms: Tb, atomic number 65
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). Terbium. Retrieved September 20, 2026, from http://smartdefine.org/terbium/definitions/1247702 |
| Chicago | WordNet. 2010. "Terbium" http://smartdefine.org/terbium/definitions/1247702 (accessed September 20, 2026). |
| Harvard | WordNet 2010, Terbium, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/terbium/definitions/1247702>. |
| MLA | WordNet. "Terbium" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/terbium/definitions/1247702> |