reinfection

/ˌriːɪnˈfɛkʃən/
noun
  1. A second or later infection with the same germ or virus after a previous infection has cleared.
    • Reinfection with the flu is possible if you are exposed to a different strain.
    • The vaccine reduces the risk of reinfection for several months.
    • Scientists are tracking cases of reinfection to understand immunity.
Antonyms
What does "reinfection" mean? | whatsthatwordmean | whatsthatwordmean