1. The activity of changing something (art or education or society or morality etc.) so it is no longer under the control or influence of religion
   "The secularisation of education led to the removal of mandatory religious instruction in public schools";
   - secularization
    
2. Transfer of property from ecclesiastical to civil possession
   "The secularisation of church lands was a contentious issue during the Reformation";
   - secularization

Derived forms: secularisations

Type of: change, transfer, transference

Encyclopedia: Secularisation