Definition of "rejuvenation" []

• The process of rendering young again. (noun)
• The process of producing beneficial changes. (noun)

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• "Now, after years of research, rejuvenation is possible."
• "Guests could sign up for appointments to try out both the Arasys Effortless Power Workout, which speeds up muscle building and inch loss at a fraction of the time you would spend at the gym, and Nano Perfector, a non-invasive skin rejuvenation computerized device that builds new tissue, lifts sagging muscles, purifies and detoxifies until your skin glows with health."
• "LED photo rejuvenation is not to be confused with laser therapy."