Definition of polymyxin in English:

polymyxin

Line breaks: poly|myxin
Pronunciation: /ˌpɒlɪˈmɪksɪn
 
/

noun

Medicine
Any of a group of polypeptide antibiotics that are active chiefly against Gram-negative bacteria.
More example sentences
  • If the area of affected skin is limited, mupirocin is an effective topical therapy; it was more effective than the other topical antibiotics studied (i.e., neomycin, bacitracin, polymyxin B, and gentamicin).
  • Results of randomized studies assessing the efficacy of triple antibiotic ointment (e.g., polymyxin, bacitracin and neomycin) are indeterminate.
  • The vaccine contains lyophilized calf lymph and traces of polymyxin B, streptomycin, tetracycline, and neomycin.

Origin

1940s: from modern Latin polymyxa, from Greek polu- 'much' + muxa 'slime' + -in1.

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