Webster's Revised Unabridged Dictionary · 1913

Reformation

Reformation (r?f`?r*m?"sh?n) , noun

[French réformation, Latin reformatio.]

1.
The act of reforming, or the state of being reformed; change from worse to better; correction or amendment of life, manners, or of anything vicious or corrupt; as, the reformation of manners; reformation of the age; reformation of abuses.
Satire lashes vice into reformation. — Dryden
2.
(Ecclesiastical Hist.) Specifically (Ecclesiastical Hist.), the important religious movement commenced by Luther early in the sixteenth century, which resulted in the formation of the various Protestant churches.