reinfect

/ˌriːɪnˈfɛkt/
verb
  1. To infect again with a disease or harmful organism after recovery or treatment.
    • Even after taking antibiotics, the patient can reinfect himself if he doesn't wash his hands.
    • The virus can reinfect people who have already had it, especially if the strain mutates.
    • Doctors warn that using the same needle can reinfect a person with the same illness.
What does "reinfect" mean? | whatsthatwordmean | whatsthatwordmean