pen-acid
1pen|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 …
2pen|tose — «PEHN tohs», noun. any one of a class of simple sugars (monosaccharides) that contain five atoms of carbon in each molecule, are constituents of ribonucleic acid, and are not fermented by yeast. Pentoses are produced in animal tissues, and are… …
3pen|tac|id — «pehn TAS ihd», adjective. Chemistry. capable of combining with five molecules of a monobasic acid. ╂[< pent + acid] …
4pen|i|cil|la|mine — «PEHN uh SIHL uh meen», noun. an amino acid derived from penicillin, used as a chelating agent. Formula: C5H11NO2S …
5pen|ta|ba|sic — «PEHN tuh BAY sihk», adjective. Chemistry. having five atoms of hydrogen replaceable by basic atoms or radicals: »a pentabasic acid …
6PEN-2 — presenilin enhancer 2 homolog (C. elegans) Identifiers Symbol PSENEN Entrez 55851 HUGO …
7penicilloic acid — |penəsə|lōik noun Etymology: penicillin + oic : an amido dicarboxylic acid that has the general formula RCONH(C6H10NS)(COOH)2 and is obtained from a penicillin by hydrolytic opening of the lactam ring (as by mild treatment with alkali or by the… …
8penicillinic acid — |penəsə|linik noun Etymology: penicillin + ic : penicillin 2 …
9eicosapentaenoic acid — ei·co·sa·pen·ta·e·no·ic acid .ī kō sə .pen tə ē .nō ik , i .nō ik n an omega 3 fatty acid C20H30O2 found esp. in fish oils abbr. EPA * * * (EPA) ei·co·sa·pen·ta·eno·ic ac·id (EPA) (i ko″sə pen″tə e noґik) [Gr. eikosa twenty… …
10penicillic acid — An antibiotic produced by Penicillium puberulum, a mold found on maize, and from P. cyclopium; active against Gram positive and Gram negative bacteria but toxic to animal tissues. * * * pen·i·cil·lic acid .pen ə .sil ik n a crystalline antibiotic …