microbacterium
noun
\
Medical Definition of microbacterium
1 capitalized : a genus of minute nonmotile gram-positive thermotolerant bacteria closely related to or included in the family Corynebacteriaceae that are common in dairy products and the mammalian intestinal tract
2
plural microbacteria\-ē-ə
\
: any of numerous minute heat-resistant bacteria
specifically
: any bacterium of the genus Microbacterium
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