- (a.) Pertaining to or furnishing, a diagnosis; indicating the nature of a disease.
- (n.) The mark or symptom by which one disease is known or distinguished from others.
Webster's Revised Unabridged Dictionary
| APA | Webster's. (2011). diagnostic. Retrieved September 22, 2026, from http://smartdefine.org/diagnostic/definitions/1997162 |
| Chicago | Webster's. 2011. "diagnostic" http://smartdefine.org/diagnostic/definitions/1997162 (accessed September 22, 2026). |
| Harvard | Webster's 2011, diagnostic, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/diagnostic/definitions/1997162>. |
| MLA | Webster's. "diagnostic" 27 May 2011. Web. 22 September 2026. <http://smartdefine.org/diagnostic/definitions/1997162> |