Hauptgliederung
Hauptgliederung is a German term that denotes the main division or primary subdivision within a larger whole. It refers to the central framework that organizes a document, plan, organization, or system. The term is formed from Haupt (main, chief) and Gliederung (structure, outline).
Usage: It is used in formal or technical language to mark the central parts of a structure,
Examples: In a project plan, the Hauptgliederung might be the sections Planning, Implementation, and Evaluation. In
Related terms include Gliederung (outline or structure) and Untergliederung (subdivision). The English equivalent is "main division"