Lesern
Lesern is primarily a grammatical form in the German language rather than a standalone, widely recognized term. It is the dative plural form of the noun Leser, which means “reader.” In standard usage you would typically see the form with an article or determiner, as in den Lesern meaning “to/for the readers” or mit den Lesern meaning “with the readers.” The form reflects German noun declension, where the dative plural often appears as Lesern after the definite article den.
In linguistic terms, Leser is a masculine noun meaning a person who reads. Its plural nominative is
There is no widely cited geographical, organizational, or biographical entity named Lesern in standard reference works.