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oxacillin Syllabification: ox·a·cil·lin
Pronunciation: /ˌäksəˈsilin/

Definition of oxacillin in English:


An antibiotic drug made by chemical modification of penicillin and used to treat bacterial infections.
Example sentences
  • Beta-lactam antibiotics include methicillin and other more common antibiotics such as oxacillin, penicillin and amoxicillin.
  • A high proportion of these bacteria demonstrate resistance to multiple antibiotic medications, especially to methicillin and oxacillin.
  • Dicloxacillin, oxacillin, first-generation cephalosporins, or amoxicillin-clavulanate are also acceptable alternatives.


1960s: blend of oxazole and penicillin.

Definition of oxacillin in:
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