Definition of Coccus

Coccus: A bacterial cell that has the shape of a sphere. Coccus is part of the name of a number of bacteria, such as enterococcus, meningococcus, pneumococcus, staphylococcus, and streptococcus.


Last Editorial Review: 6/9/2016

Low Back Pain Pictures Slideshow: Symptoms, Causes, Treatment and Relief

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