ceph·​a·​my·​cin ˌsef-ə-ˈmīs-ᵊn How to pronounce cephamycin (audio)
: any of several beta-lactam antibiotics that are produced by various bacteria of the genus Streptomyces or are made semisynthetically and that closely resemble the cephalosporins in structure and pharmacological properties

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Cite this Entry

“Cephamycin.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/cephamycin. Accessed 28 Jan. 2023.

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