- (n.) The quality or state of being variable; variableness.
- (n.) The power possessed by living organisms, both animal and vegetable, of adapting themselves to modifications or changes in their environment, thus possibly giving rise to ultimate variation of structure or function.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). variability. Retrieved September 22, 2026, from http://smartdefine.org/variability/definitions/2078782 |
| Chicago | Webster's. 2011. "variability" http://smartdefine.org/variability/definitions/2078782 (accessed September 22, 2026). |
| Harvard | Webster's 2011, variability, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/variability/definitions/2078782>. |
| MLA | Webster's. "variability" 28 May 2011. Web. 22 September 2026. <http://smartdefine.org/variability/definitions/2078782> |