Definition of methicillin in English:


Line breaks: methi|cil¦lin
Pronunciation: /ˌmɛθɪˈsɪlɪn


[mass noun] Medicine
  • A semi-synthetic form of penicillin used against staphylococci which produce penicillinase.
    More example sentences
    • Some antibiotics, such as gentamicin, penicillin G, tetracycline, methicillin, erythromycin, and vancomycin, are not compatible with heparin.
    • Tea extract showed synergistic activity with Chloramphenicol and other antibiotics like gentamycin, methicillin and nalidixic acid against test strains.
    • This strain was resistant to methicillin, cephalothin, gentamicin, erythromycin, chloramphenicol and tetracycline.


1960s: from meth(yl) and (pen)icillin.

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Word of the day coloratura
Pronunciation: ˌkɒlərəˈtjʊərə
elaborate ornamentation of a vocal melody