ped·io·coc·cus \ˌpedēəˈkäkəs\noun Etymology: New Latin, from pedi- (II) + -coccus 1.capitalized, in some classifications: a genus of micrococci (family Micrococcaceae) that grow in beer and wort producing clouding and acid 2.pluralpediococ·ci\-ˈkäˌkē, -ä(ˌ)kē, -äkˌsē, -äk(ˌ)sē\: any member of the genus Pediococcus