Koch's bacillus

noun
\ ˈkōks- How to pronounce Koch's bacillus (audio) , ˈkäch-əz- How to pronounce Koch's bacillus (audio) \
variants: or Koch bacillus \ ˈkōk-​ How to pronounce Koch bacillus (audio) , ˈkäch-​ How to pronounce Koch bacillus (audio) \

Medical Definition of Koch's bacillus

: a bacillus of the genus Mycobacterium (M. tuberculosis) that causes human tuberculosis

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