hysteresis
/ˌhɪstəˈrisɪs/
noun
- A delay or lag in the effect of a change, especially when a system does not return to its original state after the cause is removed.
- The magnetic material exhibited hysteresis, retaining some magnetism after the field was turned off.
- In economics, hysteresis explains why unemployment stays high even after a recession ends.
- The thermostat showed hysteresis, turning on at 68°F but off at 72°F.