ruleevaluator

noun
UK /ruːl ɪˈvæljueɪtə/
US /ruːl ɪˈvæljueɪtər/

A rule evaluator is a thing that checks if something follows the rules.

The rule evaluator checked each answer to see if it was correct.


OTHER MEANINGS

2. A computer program that tests conditions and decides what to do next.

The game's rule evaluator decided the player had won.

3. A person whose job is to apply rules and decide outcomes.

The rule evaluator at the contest made sure everyone played fair.

4. A part of a system that compares input against a set of standards.

The rule evaluator flagged the form because a field was missing.