| NOUN | artifact | benzylpenicillin, penicillin G | the penicillin that constitutes the principal component of many commercial antibiotics |
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| Meaning | The penicillin that constitutes the principal component of many commercial antibiotics. | |
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| Synonym | penicillin G | |
| Broader | penicillin | Any of various antibiotics obtained from Penicillium molds (or produced synthetically) and used in the treatment of various infections and diseases |