noun \ˌpep-tə-ˈkäk-əs\

Definition of PEPTOCOCCUS

capitalized : a genus of anaerobic gram-positive coccal bacteria that do not form spores and are now considered to comprise a single species (P. niger)
plural pep·to·coc·ci \-ˈkäk-ˌ(s)ī\ : any bacterium of the genus Peptococcus

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