You are usually advised by your orthodontist to wear your retainers all the time for the first 2-3 months following the completion of your active treatment. If this is the case, wear your retainers all day and all night wherever you are.
license fee - a fee paid to the government for the privilege of being licensed to do something (as selling liquor or practicing medicine) license tax, licensing fee. medical specialty, medicine - the branches of medical science that deal with nonsurgical techniques.
fee. 1. a sum charged or paid, as for professional services or for a privilege: a doctor's fee; an admission fee. 2. Law. a. an estate of inheritance, either without limitation to a particular class of heirs (fee simple) or limited to one particular class of heirs (fee tail).