definition of
reformation

[1] #1 reformation n. improvement (or an intended improvement) in the existing form or condition of institutions or practices etc.; intended to make a striking change for the better in social or political or religious affairs. wn

[2] #2 reformation n. [Reformation, Protestant Reformation] a religious movement of the 16th century that began as an attempt to reform the Roman Catholic Church and resulted in the creation of Protestant churches. wn

[3] #3 reformation n. [reclamation] rescuing from error and returning to a rightful course; "the reclamation of delinquent children". wn