n. pl. staph·y·lo·coc·ci (-kŏksī, -kŏkī)
Any of various spherical gram-positive parasitic bacteria of the genus Staphylococcus that usually occur in grapelike clusters and commonly cause skin infections such as cellulitis and impetigo and other infectious conditions and diseases.
staph′y·lo·coccal (-kŏkəl), staph′y·lo·coccic (-kŏksĭk, -kŏkĭk) adj.
(click for a larger image)staphylococcus
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