Medical Dictionary

bacteroides

noun bac·te·roi·des \-ˈrȯid-(ˌ)ēz\

Medical Definition of bacteroides

  1. 1 capitalized :  a genus of gram-negative anaerobic bacteria that belong to the family Bacteroidaceae, that have rounded ends, produce no endospores and no pigment, and that occur usually in the normal intestinal flora

  2. 2plural bacteroides :  a bacterium of the genus Bacteroides or of a closely related genus


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