superinfect

1 of 2

transitive verb

su·​per·​in·​fect -in-ˈfekt 

: to cause or produce superinfection of

superinfected cells

superinfection

2 of 2

noun

su·​per·​in·​fec·​tion -in-ˈfek-shən 

: 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