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rule

rule

95 1.0
A flat strip of wood, metal, or plastic used to draw straight lines
  • noun
  • /ruːl/
translation icon : regla
  • Let this man's punishment be the exception, not the rule.
  • slide rule

And you know, it was slide rule days, you know, nobody had a nobody.

Examples

  • Finally, just over one in seven retirees qualifies under Veteran's Administration rules for disability status.

    Academic text (1994)
  • The teacher used a rule to measure the length of the table accurately.

  • And so I think that I use the rule a lot for patience.

  • Professor B then proceeded to explain the rule for "different signs."

    Academic text (2015)
  • The revised standards include new rules for the accreditation of practitioners working in the construction industry.

    Academic text (2015)
  • Recently, the military decided to change the rules for activating the reserves, allowing them to be activated more easily.

    Academic text (2015)
  • To draw a straight line, you need to place the pencil against the edge of the rule.

  • When designing the blueprint, the architect relied on the rule for precise measurements.

Synonyms

ruler
vsrule
29 1.0

A flat stick with marks used to draw straight lines and measure length

is the same object but used as the alternative or traditional term
4.7

A flexible tool like a ruler with length marks used to measure and draw straight lines

is rigid and general purpose rather than flexible and trade specific

Idioms

28 2.8

Usually in most cases

3 6.3

To be in control of a group and make important decisions

to work to rule
  • Literature
7.5

Follow rules exactly to make tasks slower as a protest

Compounds

rule of law
  • Formal
89 3.7

All people and organizations, including officials, must follow the same fair laws

46 3.1

A basic agreement made at the start to guide how people act

rule of thumb
  • Informal
31 3.8

A simple practical way to do or decide things from experience that is not exact

26 7.9

A guide that tells military and other people when they can start fighting and what they may do

19 2.7

A book that lists the rules for a group or activity

14 3.4

An order people must follow exactly, often with punishment if ignored

8 5.8

Government by a country's own people instead of by a foreign power

Decisions made by most people in a group

A fixed instruction you cannot change or adapt

gag rule
  • Formal
5 8.6

A rule that stops people in a committee or parliament from talking about a topic

5 3.7

Treat other people as you want them to treat you

5 2.5

To treat other people the way you want them to treat you

5 8.4

A law about what information can be used as proof in a court case

slide rule
  • Archaic
5 8.5

A long thin tool with sliding scales that people use to do quick math before calculators

home rule
  • Formal
4 6.2

The right of a city or county to run its own local matters without central government control

3 8.6

A rule that stops illegally found evidence from being used in a criminal trial

3 3.3

A basic idea people always follow in a particular job or activity

A person who always obeys instructions and people in charge

hearsay rule
  • Specialized
1 9.3

A rule that stops statements made outside court from being used as evidence

A guide about how to form sentences and use words correctly

1 8.2

A government where one person has all power and others cannot oppose them

1 9.0

A rule that requires showing the original document, photo, or recording in court to prove its content

1 7.8

A clear rule that tells people exactly what to do

1 2.0

A ruler one foot long used to measure length

grammatical rule
  • Specialized
1 3.3

A rule about how to make sentences and phrases correctly

two-second rule
  • Informal
1 5.3

A belief that food dropped on the floor for less than two seconds is still safe to eat

board rule
  • Specialized
7.9

A tool for measuring lumber to find board feet

Very complicated rules that are hard to follow or understand

A flexible tool like a ruler with length marks used to measure and draw straight lines

algorithmic rule
  • Specialized
5.9

A clear step-by-step rule for solving a problem using math or a computer

linguistic rule
  • Specialized
4.2

A guideline that tells how people use words and sentences

Miranda rule
  • Formal
6.2

Police must tell someone arrested they can stay silent, have a lawyer, and anything said can be used in court

morphological rule
  • Specialized
7.6

A way to show how words are made from small parts like un- and -ness

9.9

An informal guideline that picture parts should not extend above a diagonal from left to right

A simple practical way to decide what to do from experience to solve problems faster

Naegele's rule
  • Specialized
8.4

A way to find a baby's due date by using the first day of the last period

9.9

A strict rule applied the same to everyone that ignores personal differences

rule of morphology
  • Specialized
7.4

A way that shows how words are made and changed in a language

9.9

A court changes a gift meant for a charity so the giver's main wish still happens

9.9

A rule that stops people using spoken words to change a written contract in court

plumb rule
  • Specialized
7.9

A straight narrow board with a hanging weight used to check if a wall is perfectly vertical

Vegas rule
  • Informal
8.7

An informal rule that people do not tell others about things that happen on a trip

A simple rule used at work that is not perfect but works in practice

work to rule
  • Literature
7.2

A protest where employees slow down by doing only required tasks

How Long

yardstick
3 3.2
rule
95 1.0

Surface Forms

rule singular
rules plural

Etymology

Rule (a measuring strip) comes from the Latin regula meaning 'straight stick', which people used to draw or measure straight lines; this is why a rule or ruler is a tool for straight lines and measuring length.