(n.) A period of ten years.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). decennium. Retrieved September 22, 2026, from http://smartdefine.org/decennium/definitions/1994933 |
| Chicago | Webster's. 2011. "decennium" http://smartdefine.org/decennium/definitions/1994933 (accessed September 22, 2026). |
| Harvard | Webster's 2011, decennium, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/decennium/definitions/1994933>. |
| MLA | Webster's. "decennium" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/decennium/definitions/1994933> |