politonym

plural politonyms

1. A name referring to members of a political entity.

   In that case Belgians and French provide us with examples of one's politonyms. His theory becomes more complex when he says: when a group of people move outside the original settlement, both politonyms and toponyms are often not retained by the second and further generations.

   2008, Mohammad Jahangeer Warsi, Linguistic Dynamism in South Asia, page 239