noun
mono-hierarchy
Computing term for a hierarchy where each element has at most one parent. Used in data structures, object-oriented programming, and classification systems.
単純階層では、各ノードは親を一つしか持てない。
In a mono-hierarchy, each node can have only one parent.
このデータモデルは単純階層で表現できる。
This data model can be represented as a mono-hierarchy.
Compound of 単純 (simple) and 階層 (hierarchy). A straightforward technical term with no unusual etymology.