a city of the United Provinces, situated in that of Holland, on an island in the river Maeze, about ten miles east of Rotterdam: E. long. 4° 40', and N. lat. 51° 47'.

DORTMONT, a city of Westphalia in Germany, about thirty miles north-east of Dusseldorf: E. long 6° 50', and N. lat. 51° 25'. It is an imperial city, and constitutes a sovereign state.