- (n.) A fixedness in will, opinion or resolution that can not be shaken at all or only with great difficulty; firm and usually unreasonable adherence to an opinion, purpose or system; unyielding disposition; stubborness; pertinacity; persistency; contumacy.
- (n.) The quality or state of being difficult to remedy, relieve or subdue; as, the obstinacy of a disease or evil.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). obstinacy. Retrieved September 25, 2026, from http://smartdefine.org/obstinacy/definitions/2038086 |
| Chicago | Webster's. 2011. "obstinacy" http://smartdefine.org/obstinacy/definitions/2038086 (accessed September 25, 2026). |
| Harvard | Webster's 2011, obstinacy, Smart Define, viewed 25 September, 2026, <http://smartdefine.org/obstinacy/definitions/2038086>. |
| MLA | Webster's. "obstinacy" 27 May 2011. Web. 25 September 2026. <http://smartdefine.org/obstinacy/definitions/2038086> |