su·per·in·fec·tion noun \-in-ˈfek-shən\
First Known Use of SUPERINFECTION
su·per·in·fec·tion noun \-in-ˈfek-shən\ (Medical Dictionary)
: 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
Seen & Heard
What made you want to look up superinfection? Please tell us where you read or heard it (including the quote, if possible).