Difference between Staph and Staphylococci

What is the difference between Staph and Staphylococci?

Staph as a noun is staphylococcus bacteria and its infection. while Staphylococci as a noun is a spherical gram-positive parasitic bacterium of the genus staphylococcus, causing blisters, septicemia, and other infections

We hope you now know whether to use Staph or Staphylococci in your sentence.