- The definition of a reformatory is a correctional institute for children under 18 who are convicted of crimes where they receive discipline and training instead of punishment.
When kids commit a crime and are sent to a locked institutional facility where they are to be rehabilitated this is an example of a reformatory.
- an institution to which young offenders convicted of lesser crimes are sent for training and discipline intended to reform rather than punish them
- a penitentiary for women
(comparative more reformatory, superlative most reformatory)