Calymmatobacterium
noun
Ca·lym·ma·to·bac·te·ri·um
kə-ˌlim-ət-ō-bak-ˈtir-ē-əm 
: a former genus of bacteria consisting of a single species (C. granulomatis) that is the causative agent of granuloma inguinale and is now classified in the genus Klebsiella (K. granulomatis) see donovan body
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“Calymmatobacterium.” Merriam-Webster.com Medical Dictionary, Merriam-Webster, https://www.merriam-webster.com/medical/Calymmatobacterium. Accessed 4 Nov. 2025.
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