Church reordering refers to the rearrangement and adaption of churches to accommodate changes in religious practice. More recently it has been used to describe the introduction of secular uses in under-used places of worship, while retaining their primary purpose as places of worship. Twenty-first century church re-ordering involves the transformation of under-used places of worship by the introduction of secular uses, while retaining their primary purpose as places of worship. use the term to describe the latter.