gentamicin
noun/d͡ʒɛn.təˈmaɪ.sɪn/
Etymology Alteration of gentamycin, as a blend of gentian violet + kanamycin, from the color of the actinomycete.
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Biochemistry, Biology, Chemistry, Medicine, Microbiology, Natural sciences, Pharmacology, Physical sciences, Sciences A broad-spectrum aminoglycoside antibiotic mixture, derived from an actinomycete (Micromonospora echinospora), extensively used as the sulfate in treating severe systemic bacterial infections (as of the urinary tract); (3R,4R,5R)-2-{[(1S,2S,3R,4S,6R)-4,6-diamino-3-{[(2R,3R,6S)-3-amino-6-[(1R)-1-(methylamino)ethyl]oxan-2-yl]oxy}-2-hydroxycyclohexyl]oxy}-5-methyl-4-(methylamino)oxane-3,5-diol.