Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
each rule
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "each rule" is correct and usable in written English.
It can be used when referring to individual rules within a set or a list, emphasizing the importance or relevance of every single rule. Example: "Each rule must be followed to ensure the safety of all participants."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(3)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
"We wanted to make sure each rule worked the way it should".
News & Media
Define each rule explicitly during the first few days at a school.
News & Media
For each rule, there are several videos, along with a written explanation.
News & Media
The Ofcom fine has increased from £5,000 to £50,000 for each rule breach.
News & Media
The consequence part of each rule is one class label.
This new FLC has two consequents in each rule.
Each rule corresponds to one and only one output emotion.
For this, each rule specifies its post-condition (expected effect).
Each rule will produce the corresponding fuzzy output.
However the recall decreases as each rule applied.
Science
The corresponding reaction SMARTS string is provided for each rule.
Science
Expert writing Tips
Best practice
Use "each rule" when you want to highlight that compliance with every single regulation is essential.
Common error
Avoid using "each rule" when discussing rules collectively; instead, opt for "the rules" or "all rules" to maintain accuracy and clarity.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "each rule" functions as a determiner phrase specifying a single member out of a collection of rules. Examples from Ludwig show it used to emphasize individual compliance, such as "each rule must be followed".
Frequent in
Science
61%
News & Media
22%
Formal & Business
17%
Less common in
Reference
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "each rule" is a grammatically correct and frequently used phrase that highlights the importance of individual rules within a set. As confirmed by Ludwig, it emphasizes that every single regulation counts. Predominantly found in scientific, news, and formal business contexts, "each rule" is used to ensure individual compliance and accountability. When writing, use "each rule" to stress the distinct significance of every guideline. Remember to choose alternative phrases such as "every rule" or "all rules" when referring to rules collectively, not individually. This makes it clear that the phrase is suitable for diverse applications across many fields.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
every rule
Focuses on inclusivity, ensuring no exceptions are made.
all rules
Highlights the collective set of regulations.
each regulation
Substitutes "rule" with a formal synonym.
each provision
Replaces "rule" with a term common in legal or contractual contexts.
each principle
Emphasizes foundational guidelines or doctrines.
every guideline
Implies recommendations or suggestions rather than strict commands.
each directive
Replaces "rule" with a word suggesting an official instruction.
every instruction
Focuses on specific steps or procedures that must be followed.
each command
Suggests direct, authoritative orders.
each specification
Highlights detailed requirements or standards.
FAQs
How can I use "each rule" in a sentence?
You can use "each rule" to emphasize the importance of individual regulations. For example: "Each rule must be followed to ensure compliance."
What are some alternatives to "each rule"?
Alternatives include "every rule", "all rules", or "each regulation", depending on the context.
Is it correct to say "each rule are"?
No, the correct phrasing is "each rule is" because "each" refers to individual items and requires a singular verb form.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested