Reform means beneficial change, or sometimes, more specifically, reversion to a pure original state. Reform is generally distinguished from revolution.

A reform movement is a kind of social movement that aims to make gradual change, or change in certain aspects of society rather than rapid or fundamental changes.

verb (used with object), verb (used without object) to form again.

A policy institute promoting new directions for public policy based on the principles of free enterprise, limited government, and individual liberty.

A network of churches and individuals within the Church of England, committed to the reform of ourselves, our congregations and our world by the gospel.