- (n.) A rare earth, regarded by some as an oxide of the supposed element gadolinium, by others as only a mixture of the oxides of yttrium, erbium, ytterbium, etc.
- (n.) A rare earth associated with yttria and regarded as the oxide (Gd2O3) of a metallic element, Gad`o*lin"i*um (/), with an assigned atomic weight of 153.3.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). gadolinia. Retrieved September 23, 2026, from http://smartdefine.org/gadolinia/definitions/2010955 |
| Chicago | Webster's. 2011. "gadolinia" http://smartdefine.org/gadolinia/definitions/2010955 (accessed September 23, 2026). |
| Harvard | Webster's 2011, gadolinia, Smart Define, viewed 23 September, 2026, <http://smartdefine.org/gadolinia/definitions/2010955>. |
| MLA | Webster's. "gadolinia" 27 May 2011. Web. 23 September 2026. <http://smartdefine.org/gadolinia/definitions/2010955> |