Donovan body
noun
Don·o·van body
| \ ˈdän-ə-vən-
, ˈdən-
\
, ˈdən-
\
Medical Definition of Donovan body
: an encapsulated gram-negative bacterium of the genus Klebsiella (K. granulomatis synonym Calymmatobacterium granulomatis) that is the causative agent of granuloma inguinale and is characterized by one or two opposite polar chromatin masses — compare leishman-donovan body