reinfectPronunciation: /riːɪnˈfɛkt/Definition of reinfect verb [with object] cause to become infected again: even though there is a drug that can cure the disease, people can be reinfectedDerivatives reinfectionPronunciation: /riːɪnˈfɛkʃ(ə)n/ noun reinfect in other Oxford dictionaries Definition of reinfect in the US English dictionary