dual-system model
nounA dual-system model is a way to explain something by saying it has two parts that work together.
The teacher used a dual-system model to show how the brain has a fast part and a slow part.
OTHER MEANINGS
2. In psychology, a theory that thinking comes from two separate systems: one fast and automatic, the other slow and deliberate.
The dual-system model explains why we sometimes make quick guesses before thinking carefully.
3. In engineering, a design that uses two separate systems, such as two power sources, to keep something working safely.
The airplane's dual-system model means it has two backup power systems.
4. In economics, a model that describes an economy split into two parts, like a formal and an informal sector.
The dual-system model helped explain the city's official jobs and street-market jobs.