beta-lactam

noun
be·​ta-lac·​tam
variants: or β-lactam \ ˌbāt-​ə-​ˈlak-​ˌtam, chiefly British ˌbē-​tə-​ How to pronounce beta-lactam (audio) \

Medical Definition of beta-lactam

: any of a large class of natural and semisynthetic antibiotics (as the penicillins and cephalosporins) with a lactam ring

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Cite this Entry

“Beta-lactam.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/beta-lactam. Accessed 21 Jan. 2021.

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