Medical Dictionary

penicilloic acid

noun pen·i·cil·lo·ic acid \ ˌpen-ə-sə-ˌlō-ik- \

medical Definition of penicilloic acid

:any of several acids having the general formula RCONH(C6H10NS)(COOH)2 which are obtained from the penicillins by hydrolytic opening of the lactam ring (as by the action of a beta-lactamase)

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