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polymyxin

Pronunciation: /ˌpɒlɪˈmɪksɪn/
Definition of polymyxin

noun

Medicine
  • any of a group of polypeptide antibiotics that are active chiefly against Gram-negative bacteria.
    • Polymyxins are obtained from soil bacteria of the genus Bacillus, in particular B. polymyxa

Origin:

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

polymyxin in other Oxford dictionaries

Definition of polymyxin in the US English dictionary