(n.) The native compound of iridium and osmium. It is found in flattened metallic grains of extreme hardness, and is often used for pointing gold pens.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). iridosmium. Retrieved September 24, 2026, from http://smartdefine.org/iridosmium/definitions/2023647 |
| Chicago | Webster's. 2011. "iridosmium" http://smartdefine.org/iridosmium/definitions/2023647 (accessed September 24, 2026). |
| Harvard | Webster's 2011, iridosmium, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/iridosmium/definitions/2023647>. |
| MLA | Webster's. "iridosmium" 27 May 2011. Web. 24 September 2026. <http://smartdefine.org/iridosmium/definitions/2023647> |