control rule
nounUK /kənˈtrəʊl ruːl/
US /kənˈtroʊl ruːl/
A control rule is a rule that tells something how to behave or what to do.
The teacher made a control rule that everyone must raise their hand before speaking.
OTHER MEANINGS
2. In science, a control rule is a standard used to compare results in an experiment.
The scientists used a control rule to check if their experiment worked correctly.
3. In computers, a control rule is a setting that decides how a program acts.
The game's control rule decides which button makes the character jump.
4. A control rule can be a law that keeps things safe and in order.
The city has a control rule about how fast cars can go near schools.