present participle of revitalize 2. to give new life, energy, activity, or success to something: . It involves rejuvenating, reenergizing, restoring, or renewing something's strength or appearance that has been lost, … To revitalize is to restore something to life or give it new life. Revitalizing adds newsness and strength. Since vital things are alive, strong, and flourishing, when something gets revitalized, it is returned to … To revitalize something that has lost its activity or its health means to make it active or healthy again. This hair conditioner is excellent for revitalizing dry, lifeless hair. revitalize (verb) revitalize verb also British revitalise /ri ˈvaɪtəˌlaɪz/ revitalizes; revitalized; revitalizing Britannica Dictionary definition of REVITALIZE [+ object] : to make (someone or something) active, … The meaning of REVITALIZE is to give new life or vigor to. How to use revitalize in a sentence.