effective interaction

Translations
эффективное взаимодействие
результативное взаимодействие
действенное взаимодействие
Definitions
An interaction that successfully achieves its intended purpose or produces the desired result.
In physics, an interaction that represents the combined or approximate effects of more fundamental interactions, especially within an effective theory.
Words
effective

adjective
эффективное
interaction

noun
взаимодействие