coupling
n. countable C1 Advanced US //ˈkəpɫɪŋ// UK //kˈʌplɪŋ// cou·pling
n. a connection between two things that makes them work together. You use this when two parts are linked so that a change in one affects the other.
n. a physical or abstract link between two entities such that a change in one influences the other. Often used in technical contexts to describe mechanical joints or statistical correlations.
The coupling between the two trains broke during the journey.
Engineers checked the coupling to ensure the engine could pull the heavy cargo safely.
Statistical coupling between economic indicators suggests that inflation often rises alongside interest rates, complicating monetary policy decisions.
From Middle English couplynge; equivalent to couple + -ing.