help to readapt, as to a former state of health or good repute
The prisoner was successfully rehabilitated. After a year in the mental clinic, the patient is now rehabilitated.
source: WordNet 3.0
reinstall politically
Deng Xiao Ping was rehabilitated several times throughout his lifetime.
source: WordNet 3.0
restore to a state of good condition or operation
source: WordNet 3.0
To invest or clothe again with some right, authority, or dignity; to restore to a former capacity; to reinstate; to qualify again; to restore, as a delinquent, to a former right, rank, or privilege lost or forfeited; - - a term of civil and canon law.