Pronunciation: (ri-jOO'vu-nāt"), [key]
—v., -nat•ed, -nat•ing.
1. to make young again; restore to youthful vigor, appearance, etc.: That vacation has certainly rejuvenated him.
2. to restore to a former state; make fresh or new again: to rejuvenate an old sofa.
3. Physical Geog.
a. to renew the activity, erosive power, etc., of (a stream) by uplift or by removal of a barrier in the stream bed.
b. to impress again the characters of youthful topography on (a region) by the action of rejuvenated streams.
to undergo rejuvenation; revive.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.