(a.) Not impeachable; not to be called in question; exempt from liability to accusation; free from stain, guilt or fault; irreproachable; blameless; as, an unimpeachable reputation; unimpeachable testimony.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). unimpeachable. Retrieved September 29, 2026, from http://smartdefine.org/unimpeachable/definitions/2077217 |
| Chicago | Webster's. 2011. "unimpeachable" http://smartdefine.org/unimpeachable/definitions/2077217 (accessed September 29, 2026). |
| Harvard | Webster's 2011, unimpeachable, Smart Define, viewed 29 September, 2026, <http://smartdefine.org/unimpeachable/definitions/2077217>. |
| MLA | Webster's. "unimpeachable" 28 May 2011. Web. 29 September 2026. <http://smartdefine.org/unimpeachable/definitions/2077217> |