noun
- Bacteria that are unaffected by penicillin. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). penicillin-resistant bacteria. Retrieved September 22, 2026, from http://smartdefine.org/penicillin-resistant_bacteria/definitions/1194517 |
| Chicago | WordNet. 2010. "penicillin-resistant bacteria" http://smartdefine.org/penicillin-resistant_bacteria/definitions/1194517 (accessed September 22, 2026). |
| Harvard | WordNet 2010, penicillin-resistant bacteria, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/penicillin-resistant_bacteria/definitions/1194517>. |
| MLA | WordNet. "penicillin-resistant bacteria" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/penicillin-resistant_bacteria/definitions/1194517> |