1. relating to or involving reform or reformation
2. relating to the Protestant Reformation of the 16th century
Usage: historical; religious

Examples

• The reformational movement sought to change outdated policies.
• She wrote her thesis on reformational theology.
• The reformational period brought significant changes to European Christianity.
• His reformational ideas challenged the established system.
• The church embraced reformational principles in the 1500s.
• Reformational thinking influenced educational practices.