Definition of tobramycin in English:

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Pronunciation: /ˌtɒbrəˈmʌɪsɪn/


[mass noun] Medicine
A bacterial antibiotic used chiefly to treat pseudomonas infections.
  • The drug is obtained from the bacterium Streptomyces tenebrarius.
Example sentences
  • Valproic acid is an anticonvulsant drug used to treat various seizures and tobramycin is an antibiotic used to control many bacterial infections.
  • Half were given normal treatment, the other half four antibiotics (polymyxin E, tobramycin, amphotericin B, and cefotaxime).
  • Treatment with ampicillin supplemented with gentamicin or tobramycin for two to six weeks is best.


1970s: from to- (of unknown origin) + Latin (tene)bra(rius) 'belonging to darkness' (part of the name of the bacterium) + -mycin.

For editors and proofreaders

Line breaks: tobra|mycin

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