- a seaport in N Germany, on the Baltic.
- a historic region in S Jutland: a former duchy of Denmark; annexed by Prussia 1864; the N part was returned to Denmark as the result of a plebiscite 1920.
- a fishing port in N Germany, in Schleswig-Holstein state: on an inlet of the Baltic. Pop: 24 288 (2003 est)
- a former duchy, in the S Jutland Peninsula: annexed by Prussia in 1864; N part returned to Denmark after a plebiscite in 1920; S part forms part of the German state of Schleswig-Holstein