penicilloic acid — Alkali and bacterial degradation product of a penicillin, resulting from hydrolysis of the 1,7 bond. * * * pen·i·cil·lo·ic acid .pen ə sə .lō ik n any of several acids having the general formula RCONH(C6H10NS)(COOH) … Medical dictionary
pen|i|cil|lo|ic acid — «PEHN uh suh LOH ihk», the resultant product, no longer antigenic, after the neutralization and breakdown of penicillin by penicillinase: »It acts by rapidly breaking down penicillin to penicilloic acid, which has no antibiotic activity and which … Useful english dictionary
penillic acids — Acid degradation products of penicillins, produced by cleavage of the 1,7 bond, forming penicilloic acid, and formation of a bond between the exocyclic carbonyl carbon and N 1 with elimination of H2O from those two positions and the … Medical dictionary