noun
Computing term for a menu organized in a tree structure, where selecting an item leads to a submenu.
このアプリの設定は階層化メニューで整理されている。
The settings in this app are organized with hierarchical menus.
A dropdown menu, which may or may not be hierarchical. 階層化メニュー emphasizes the tree structure.
Compound of 階層化 (hierarchization) and メニュー (menu), a straightforward technical term.