DudenCovers entries from Duden dictionaries including: Duden - Wörterbuch der Abkürzungen (Dictionary of abbreviations), Duden - Das Fremdwörterbuch (Foreign word dictionary), Duden - Das große Fremdwörterbuch (Larger foreign word dictionary), Duden - Das Herkunftswörterbuch (Etymological dictionary), Duden - Das Synonymwörterbuch (Dictionary of synonyms), Duden - Deutsches Universalwörterbuch (Universal German dictionary), Duden - Die deutsche Rechtsschreibung (German spelling), Duden - Familiennamen (Surnames), Duden - Geographische Namen (Geographical names), Duden - Lexikon der Vornamen (Lexicon of first names), Duden - Richtiges und gutes Deutsch (Correct German and good usage), Duden - Wörterbuch der New Economy (Dictionary of the new economy), Duden - Wörterbuch der Szenesprachen (Contemporary Slang dictionary).