Definition of superinfection
: reinfection or a second infection with a microbial agent (such as a bacterium, fungus, or virus)
superinfectplay \-ˈfekt\ transitive verb
First Known Use of superinfection
Medical Definition of superinfection
: a second infection superimposed on an earlier one especially by a different microbial agent of exogenous or endogenous origin that is resistant to the treatment used against the first infection
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