noun
- Inflammation of the kidney and its pelvis caused by bacterial infection. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). pyelonephritis. Retrieved September 24, 2026, from http://smartdefine.org/pyelonephritis/definitions/1247352 |
| Chicago | WordNet. 2010. "pyelonephritis" http://smartdefine.org/pyelonephritis/definitions/1247352 (accessed September 24, 2026). |
| Harvard | WordNet 2010, pyelonephritis, Smart Define, viewed 24 September, 2026, <http://smartdefine.org/pyelonephritis/definitions/1247352>. |
| MLA | WordNet. "pyelonephritis" 23 October 2010. Web. 24 September 2026. <http://smartdefine.org/pyelonephritis/definitions/1247352> |