noun
rule
ROOL/ruːl/
A principle governing how things proceed.
The pool's safety rule requires everyone to walk on the deck.

Etymology
Latin regula meant a straight stick or ruler and, figuratively, a pattern or model. A rule for conduct similarly supplies a standard that actions must conform to.
In context
rule 60 B1 is a part of the federal rules of civil procedure which governs cases in the United States district courts States also have a rule 60 this rule allows a party to request relief
More examples
- Players must agree on the rules before the game begins.
- This spelling rule has several common exceptions.
- As a rule, our morning bus arrives on time.
Forms
rule · rules
rulebook noun — A book containing official rules.
Similar words
- regulation
- An official rule issued by an authority, often legally enforceable.
- guideline
- A recommended approach that allows flexibility rather than requiring strict compliance.
- principle
- A broad guiding belief rather than a specific instruction.