To make someone or something look or feel younger, fresher, or more lively. The spa treatment is designed to rejuvenate the skin and leave you feeling refreshed.
To restore to an original or new state. The city plans to rejuvenate the old downtown area to attract more tourists.
To stimulate (a stream or river) to resume its youthful characteristics. The environmental project aims to rejuvenate the river by removing pollutants and restoring natural habitats.