The Uerdingen Line (, ; named after

Uerdingen Uerdingen () is a district of the city of Krefeld, Germany, with a population of 17,888 (2019). Originally a separate city in its own right, Uerdingen merged with the city of Krefeld in 1929. Today, Uerdingen is best known for a local distillery ...

by Georg Wenker) is the

isogloss An isogloss, also called a heterogloss, is the geographic boundary of a certain linguistics, linguistic feature, such as the pronunciation of a vowel, the meaning of a word, or the use of some morphological or syntactic feature. Isoglosses are a ...

within

West Germanic languages The West Germanic languages constitute the largest of the three branches of the Germanic languages, Germanic family of languages (the others being the North Germanic languages, North Germanic and the extinct East Germanic languages, East Germ ...

that separates dialects which preserve the ''-k'' sound in the first person singular pronoun word "ik" (north of the line) from dialects where the word-final ''-k'' has changed to word final ''-ch'' in the word "ich" (IPA ) (south of the line). This sound shift is the one that progressed the furthest north among the consonant shifts which characterize High German and Middle German dialects. The line passes through

Belgium Belgium, officially the Kingdom of Belgium, is a country in Northwestern Europe. Situated in a coastal lowland region known as the Low Countries, it is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeas ...

, the

Netherlands , Terminology of the Low Countries, informally Holland, is a country in Northwestern Europe, with Caribbean Netherlands, overseas territories in the Caribbean. It is the largest of the four constituent countries of the Kingdom of the Nether ...

, and

Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...

. North of the line

Low German Low German is a West Germanic languages, West Germanic language variety, language spoken mainly in Northern Germany and the northeastern Netherlands. The dialect of Plautdietsch is also spoken in the Russian Mennonite diaspora worldwide. "Low" ...

and Dutch are spoken. South of the line

Central German Central German or Middle German () is a group of High German languages spoken from the Rhineland in the west to the former eastern territories of Germany. Central German divides into two subgroups, West Central German and East Central Ger ...

is spoken. In the area between the Uerdingen line and the

Benrath line In German linguistics, the Benrath line () is the isogloss: dialects north of the line have the original in (to make), while those to the south have the innovative (). The line runs from Aachen in the west via Benrath (south of Düsseldorf) ...

to its south, which includes parts of Belgium and the Netherlands, the Germanic dialect

Limburgish Limburgish ( or ; ; also Limburgian, Limburgic or Limburgan) refers to a group of South Low Franconian Variety (linguistics), varieties spoken in Belgium and the Netherlands, characterized by their distance to, and limited participation ...

is spoken. In eastern Germany, the regional languages have been largely replaced by standard

German German(s) may refer to: * Germany, the country of the Germans and German things **Germania (Roman era) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizenship in Germany, see also Ge ...

since the 20th century. The western end of the Uerdingen line is at Bierbeek, southwest of

Leuven Leuven (, , ), also called Louvain (, , ), is the capital and largest City status in Belgium, city of the Provinces of Belgium, province of Flemish Brabant in the Flemish Region of Belgium. It is located about east of Brussels. The municipalit ...

Flemish Brabant Flemish Brabant ( ; ) is a province of Flanders, one of the three regions of Belgium. It borders on (clockwise from the North) the Belgian provinces of Antwerp, Limburg, Liège, Walloon Brabant, Hainaut and East Flanders. Flemish Brabant also ...

, Belgium. From there, it runs in northeastern direction, north of

Hasselt Hasselt (, , ) is the capital and largest City status in Belgium, city of the Provinces of Belgium, province of Limburg (Belgium), Limburg in the Flemish Region of Belgium. As of 1 August 2023, Hasselt had a total population of 80,846. The old ...

and

Weert Weert (; ) is a Municipalities of the Netherlands, municipality and city in the southeastern Netherlands located in the western part of the Provinces of the Netherlands, province of Limburg (Netherlands), Limburg. It lies on the Eindhoven–Maas ...

, Netherlands, and then goes straight east. It passes south of

Venlo Venlo () is a List of cities in the Netherlands by province, city and List of municipalities of the Netherlands, municipality in southeastern Netherlands, close to the border with Germany. It is situated in the province of Limburg (Netherlands), ...

to cross into Germany's

Rhineland The Rhineland ( ; ; ; ) is a loosely defined area of Western Germany along the Rhine, chiefly Middle Rhine, its middle section. It is the main industrial heartland of Germany because of its many factories, and it has historic ties to the Holy ...

. It passes through Kempen and

Krefeld Krefeld ( , ; ), also spelled Crefeld until 1925 (though the spelling was still being used in British papers throughout the Second World War), is a city in North Rhine-Westphalia, in western Germany. It is located northwest of Düsseldorf, its c ...

- Hüls, and crosses the

Rhine The Rhine ( ) is one of the List of rivers of Europe, major rivers in Europe. The river begins in the Swiss canton of Graubünden in the southeastern Swiss Alps. It forms part of the Swiss-Liechtenstein border, then part of the Austria–Swit ...

between Krefeld-

and

Duisburg Duisburg (; , ) is a city in the Ruhr metropolitan area of the western States of Germany, German state of North Rhine-Westphalia. Lying on the confluence of the Rhine (Lower Rhine) and the Ruhr (river), Ruhr rivers in the center of the Rhine-Ruh ...

-Mündelheim. From there, the isogloss passes south of

Mülheim an der Ruhr Mülheim, officially Mülheim an der Ruhr (, ; ; ) and also described as ''"City on the River"'', is a city in North Rhine-Westphalia in western Germany. It is located in the Ruhr Area between Duisburg, Essen, Oberhausen and Ratingen. It is home ...

- Saarn, and

Essen Essen () is the central and, after Dortmund, second-largest city of the Ruhr, the largest urban area in Germany. Its population of makes it the fourth-largest city of North Rhine-Westphalia after Cologne, Düsseldorf and Dortmund, as well as ...

Kettwig Kettwig is the southernmost borough of the city of Essen in western Germany and, until 1975, was a town in its own right. Kettwig is situated next to the Ruhr river, at a median height of 53 metres above sea level. It is the most recently incorp ...

, where it turns southeast. It continues past

Wuppertal Wuppertal (; ) is a city in North Rhine-Westphalia, in western Germany, with a population of 355,000. Wuppertal is the seventh-largest city in North Rhine-Westphalia and List of cities in Germany by population, 17th-largest in Germany. It ...

Elberfeld Elberfeld is a municipal subdivision of the Germany, German city of Wuppertal; it was an independent town until 1929. History The first official mentioning of the geographic area on the banks of today's Wupper River as "''elverfelde''" was ...

Gummersbach Gummersbach () is a town in the States of Germany, state of North Rhine-Westphalia, Germany, being the district seat of the Oberbergischer Kreis. It is located east of Cologne. History In 1109 Gummersbach was mentioned in official documents for t ...

and Bergneustadt. Further east, it forms the border of the

Sauerland The Sauerland () is a rural, hilly area spreading across most of the south-eastern part of the States of Germany, German federal state of North Rhine-Westphalia, in parts heavily forested and, apart from the major valleys, sparsely inhabited. ...

(to its north) and the

Siegerland The Siegerland is a region of Germany covering the old district of Siegen (now part of the district of Siegen-Wittgenstein in North Rhine-Westphalia) and the upper part of the district of Altenkirchen, belonging to the Rhineland-Palatinate adjoin ...

(to its south). It passes north of

Kassel Kassel (; in Germany, spelled Cassel until 1926) is a city on the Fulda River in North Hesse, northern Hesse, in Central Germany (geography), central Germany. It is the administrative seat of the Regierungsbezirk Kassel (region), Kassel and the d ...

, south of

Magdeburg Magdeburg (; ) is the Capital city, capital of the Germany, German States of Germany, state Saxony-Anhalt. The city is on the Elbe river. Otto I, Holy Roman Emperor, Otto I, the first Holy Roman Emperor and founder of the Archbishopric of Mag ...

and north of

Wittenberg Wittenberg, officially Lutherstadt Wittenberg, is the fourth-largest town in the state of Saxony-Anhalt, in the Germany, Federal Republic of Germany. It is situated on the River Elbe, north of Leipzig and south-west of the reunified German ...

. In southern

Brandenburg Brandenburg, officially the State of Brandenburg, is a States of Germany, state in northeastern Germany. Brandenburg borders Poland and the states of Berlin, Mecklenburg-Vorpommern, Lower Saxony, Saxony-Anhalt, and Saxony. It is the List of Ger ...

in eastern Germany, the isogloss runs by Halbe, Hermsdorf, Freidorf and Staakow.

References

See also