propionibacterium

noun
pro·​pi·​oni·​bac·​te·​ri·​um | \ ˌprō-pē-ˌän-ə-bak-ˈtir-ē-əm How to pronounce propionibacterium (audio) \

Medical Definition of propionibacterium

1 capitalized : a genus (the type of the family Propionibacteriaceae) of gram-positive nonmotile usually anaerobic bacteria that form propionic acid by fermenting lactic acid, carbohydrates, and polyalcohols and that include forms found especially on human skin and in dairy products
2 plural propionibacteria\ -​ē-​ə How to pronounce propionibacteria (audio)\ : any bacterium of the genus Propionibacterium

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