(n.) A rare element said to be contained in gadolinite.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). holmium. Retrieved September 24, 2026, from http://smartdefine.org/holmium/definitions/2016987 |
| Chicago | Webster's. 2011. "holmium" http://smartdefine.org/holmium/definitions/2016987 (accessed September 24, 2026). |
| Harvard | Webster's 2011, holmium, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/holmium/definitions/2016987>. |
| MLA | Webster's. "holmium" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/holmium/definitions/2016987> |