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's bacillus (audio) ˈkäch- How to pronounce Koch's bacillus (audio)
: a bacillus of the genus Mycobacterium (M. tuberculosis) that causes human tuberculosis

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knuckle
Koch's bacillus
Koch's phenomenon
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Cite this Entry

“Koch's bacillus.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Koch%27s%20bacillus. Accessed 26 Jul. 2025.

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