noun. a polypeptide antibiotic of known chemical structure effective against several types of Gram-positive organisms; usually applied locally.
- antibiotic drug
Example sentences of the word bacitracin
1. Noun, singular or mass
If you think you may have folliculitis, treat it twice daily with an over-the-counter antibiotic cream, such as bacitracin or polysporin.
The generic name is bacitracin or polymyxin.