noun
parent structure
Computing term for a structure that contains or is hierarchically above another structure.
このデータ構造では、親構造体が子構造体へのポインタを持つ。
In this data structure, the parent structure holds a pointer to the child structure.
Compound of 親 (parent) + 構造体 (structure). The exact derivation is uncertain; the term is used in computing contexts.