noun
- A form of penicillin that is not rendered inactive by penicillinase. .
WordNet 3.0 © 2006 by Princeton University
| APA | WordNet. (2010). penicillinase-resistant antibiotic. Retrieved October 1, 2026, from http://smartdefine.org/penicillinase-resistant_antibiotic/definitions/1206651 |
| Chicago | WordNet. 2010. "penicillinase-resistant antibiotic" http://smartdefine.org/penicillinase-resistant_antibiotic/definitions/1206651 (accessed October 1, 2026). |
| Harvard | WordNet 2010, penicillinase-resistant antibiotic, Smart Define, viewed 1 October, 2026, <http://smartdefine.org/penicillinase-resistant_antibiotic/definitions/1206651>. |
| MLA | WordNet. "penicillinase-resistant antibiotic" 23 October 2010. Web. 1 October 2026. <http://smartdefine.org/penicillinase-resistant_antibiotic/definitions/1206651> |