Glossary
Circuit Breaker
A circuit breaker is a rule that automatically disables or limits actions when conditions look abnormal, aiming to prevent cascading failures.
Plain-English meaning
Circuit Breaker is used here to describe stops abnormal behavior. In the daily board, the word is grouped by the role it performs rather than by spelling or market popularity.
You may encounter it in a product interface, technical document, risk report, policy paper, or market dashboard. The term is included for recognition and comparison, not as a product recommendation.
Why it belongs with Protocol Safety Switches
Safety switches can reduce blast radius when something goes wrong, but they also introduce governance and operational tradeoffs.
When solving the puzzle, compare the job this term performs with nearby cards. A correct group usually shares a function, risk type, workflow, or market structure rather than simply sharing similar wording.
Where you might see it
You might encounter this term while reading educational explainers, product documentation, risk disclosures, market dashboards, or beginner guides. Always separate vocabulary learning from financial decision-making.