colistin
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About Our Definitions: All forms of a word (noun, verb, etc.) are now displayed on one page.co·lis·tin
noun \kə-ˈlis-tən, kō-\Definition of COLISTIN
: a polymyxin produced by a bacterium (Bacillus polymyxa var. colistinus) from Japanese soil
Origin of COLISTIN
New Latin colistinus, specific epithet of the bacterium producing it
First Known Use: 1951
co·lis·tin
noun \kə-ˈlis-tən, kō-\ (Medical Dictionary)Medical Definition of COLISTIN
: a polymyxin produced by a bacterium of the genus Bacillus (B. polymyxa var. colistinus) and used against some gram-negative pathogens especially of the genera Pseudomonas, Escherichia, Klebsiella, and Shigella
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