The Nietzsche Dictionary offers the reader one of the best possible introductions to the rich cultural universe of the great German philosopher, becoming a work tool of great academic use for the most specialized scholars. It collects explanations of all the central concepts of his thought, works and sources of inspiration, and takes a tour of the most representative figures of his human itinerary. Directed by Professor Christian Niemeyer of the University of Dresden, this project presents the contributions of the most outstanding international specialists in Nietzsche's work and offers a privileged overview of the current state of research on one of the philosophical figures that has most determined the current profiles of contemporary reflection.