cephalosporin

cephalosporin
Lactam Lac"tam, n. [Lactone + amido.] (Chem.) One of a series of anhydrides of an amido type, analogous to the lactones, as oxindol; a cyclic amide. [1913 Webster]

{beta-lactam} or {[beta]-lactam}, (a) a lactam in which the amide bond is contained within a four-membered ring, which includes the amide nitrogen and the carbonyl carbon. (b) an antibiotic containing a beta-lactam, such as a {penicillin}, {cephalosporin}, or {carbapenem}; also called a {beta-lactam antibiotic}. [informal, laboratory slang] [PJC]


The Collaborative International Dictionary of English. 2000.

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Look at other dictionaries:

  • Cephalosporin C — IUPAC name (6R,7R) 3 [(Acetyloxy)methyl] 7 {[(5R) 5 amino 5 carboxypentanoyl]amino} 8 oxo 5 thia 1 azab …   Wikipedia

  • Cephalosporin — Ceph a*lo*spor in (s[e^]f [.a]*l[ o]*sp[=o]r [i^]n), n. [from Cephalosporium, a fungus producing the first of the series discovered.] (Chem.) any of a class of chemical substances, some of which have therapeutically useful antibacterial activity …   The Collaborative International Dictionary of English

  • cephalosporin C — Cephalosporin Ceph a*lo*spor in (s[e^]f [.a]*l[ o]*sp[=o]r [i^]n), n. [from Cephalosporium, a fungus producing the first of the series discovered.] (Chem.) any of a class of chemical substances, some of which have therapeutically useful… …   The Collaborative International Dictionary of English

  • cephalosporin — [sef΄ə lō spôr′in] n. any of a major group of broad spectrum antibiotics produced by, or derived from, a fungus (genus Cephalosporium): an alternative for people allergic to penicillin …   English World dictionary

  • Cephalosporin — See also: Discovery and development of cephalosporins Core structure of the cephalosporins …   Wikipedia

  • Cephalosporin — Strukturformeln klassischer Cephalosporine. Cephalosporine sind eine Gruppe von Breitband Antibiotika für den medizinischen Einsatz. Wie auch die Penicilline gehören sie der Gruppe der β Lactam Antibiotika an. Sie wirken bakterizid auf… …   Deutsch Wikipedia

  • cephalosporin — /sef euh loh spawr in, spohr /, n. Pharm. any of a group of widely used broad spectrum antibiotics, originally isolated as a product of fermentation from the fungus Cephalosporium acremonium. [1950 55; < NL Cephalospor(ium) the genus (see CEPHALO …   Universalium

  • cephalosporin — This is an antibiotic produced by a Cephalosporium, but since the antibiotic was discovered the name Cephalosporium has been removed and the new name is Acremonium. c. C an antibiotic whose activity is due to the 7 aminocephalosporanic acid… …   Medical dictionary

  • cephalosporin C — the parent compound of the semisynthetic cephalosporin antibiotics, which are used in the treatment of a wide variety of infections due to sensitive gram positive and gram negative bacteria …   Medical dictionary

  • Cephalosporin — Ce|phalo|spori̱n, eingedeutscht: Ze|phalo|spori̱n [zum wissenschaftlichen Namen der Deuteromyzetengattung Cephalosporium] s; s, e (meist Mehrz.): 1) Antibiotika, die aus Pilzen der Deuteromyzetengattung Cephalosporium gewonnen werden. 2) im… …   Das Wörterbuch medizinischer Fachausdrücke

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