WordWeb Online

1. Given formal standing or endorsement; made official or legitimate by the observance of proper procedures
   - formalized
    
2. (religion) concerned with or characterized by rigorous adherence to recognized forms (especially in religion or art)
   "highly formalised plays like 'Waiting for Godot'";
   - formalistic, formalized

1. Make formal or official
   "We formalised the appointment and gave him a title";
   - formalize
    
2. Declare or make legally valid
   - validate, formalize

See also: official

Type of: adjudge, authorise [Brit], authorize, clear, declare, hold, pass