gentamicin

gen·ta·mi·cin

noun \ˌjent-ə-ˈmīs-^ən\

Definition of GENTAMICIN

: a broad-spectrum aminoglycoside antibiotic mixture that is derived from two actinomycetes of the genus Micromonospora (M. purpurea and M. echinospora) and is extensively used in the form of the sulfate in treating infections especially of the urinary tract