- (n.) That which irradiates or is irradiated; luster; splendor; irradiation; brilliancy.
- (n.) The act of irradiating; emission of rays of light.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). irradiancy. Retrieved September 21, 2026, from http://smartdefine.org/irradiancy/definitions/2023697 |
| Chicago | Webster's. 2011. "irradiancy" http://smartdefine.org/irradiancy/definitions/2023697 (accessed September 21, 2026). |
| Harvard | Webster's 2011, irradiancy, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/irradiancy/definitions/2023697>. |
| MLA | Webster's. "irradiancy" 27 May 2011. Web. 21 September 2026. <http://smartdefine.org/irradiancy/definitions/2023697> |