Bibliographisches Institut GmbH in the context of Meyers Konversations-Lexikon

The Duden (German pronunciation: [ˈduːdn̩] ) is a dictionary of the Standard High German language, first published by Konrad Duden in 1880, and later by Bibliographisches Institut GmbH, which was merged into Cornelsen Verlag in 2022.

The Duden is updated regularly with new editions appearing every four or five years. As of December 2024, it is in its 29th edition. It is printed as twelve volumes, with each volume covering different aspects of the German language such as loanwords, etymology, pronunciation, synonyms, etc.

Cornelsen Verlag (German pronunciation: [kɔʁˈneːlzn̩]) is a German textbook publisher that offers educational media in Germany, Austria and Switzerland.

Initially focused on the English language, the publishing house, founded in Berlin in 1946, specialized in the development of textbooks for use in primary and secondary schools. It now offers learning and teaching materials in a variety of media. Since the dissolution of the Bibliographisches Institut GmbH in 2022, it has also been the publisher of the Duden.