Medical Dictionary

bacteroides

noun bac·te·roi·des\-ˈrid-(ˌ)ēz\

Medical Definition of BACTEROIDES

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
plural bac·te·roides :  a bacterium of the genus Bacteroides or of a closely related genus

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