Korrespondenz
Korrespondenz is a German noun meaning correspondence, the exchange of information by letters, emails, or other messages. It can refer to the act of exchanging communications as well as to the letters or messages themselves. The term covers personal communication as well as formal, business, and administrative communication.
In institutional and professional contexts, "amtliche Korrespondenz" describes the official correspondence between offices, ministries, or companies,
Linguistically and academically, "Korrespondenz" can denote a relationship of correspondence between elements, such as sound or
In the modern era, the concept has expanded from physical letters to electronic mail and instant messaging.