adjective
- Subject to being discredited. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). impugnable. Retrieved September 21, 2026, from http://smartdefine.org/impugnable/definitions/1176245 |
| Chicago | WordNet. 2010. "impugnable" http://smartdefine.org/impugnable/definitions/1176245 (accessed September 21, 2026). |
| Harvard | WordNet 2010, impugnable, Smart Define, viewed 21 September, 2026, <http://smartdefine.org/impugnable/definitions/1176245>. |
| MLA | WordNet. "impugnable" 23 October 2010. Web. 21 September 2026. <http://smartdefine.org/impugnable/definitions/1176245> |