noun
use association
Computing term for a relationship where one entity uses or references another, often in database or object-oriented contexts.
このクラス図では、参照結合が破線で示されている。
In this class diagram, the use association is shown with a dashed line.
Compound of 参照 (reference) and 結合 (association, coupling), likely a calque from English 'use association' in software engineering.