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
a public interest
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a public interest" is correct and commonly used in written English.
It refers to something that is of interest or important to the general public or society as a whole. Example: It is in a public interest to address the issue of climate change and its potential impact on future generations.
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(16)
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
Are you suggesting a public interest justification for publicizing where a billionaire lives?
News & Media
"Oil is a public interest".
News & Media
All this on a public interest story.
News & Media
We already have a public interest defence.
News & Media
What is a public interest advocate?
News & Media
And there wasn't a scintilla of a public interest justification.
News & Media
There is no requirement for a public interest test.
News & Media
Possible changes include the insertion of a public interest test.
News & Media
Trichardt described Rigoni as a public interest campaigner.
News & Media
It's not a public interest argument, that's for sure.
News & Media
They created a public interest furor where there was none".
News & Media
Expert writing Tips
Best practice
When arguing for a course of action, explicitly state how it serves "a public interest" to strengthen your position.
Common error
Avoid using "a public interest" as a generic justification. Always provide specific details on how the action or information benefits the public to maintain credibility.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a public interest" functions as a noun phrase, typically serving as the object of a preposition or a subject complement. As Ludwig AI explains, it refers to matters of importance to the general population and it is grammatically correct.
Frequent in
News & Media
53%
Academia
25%
Science
13%
Less common in
Formal & Business
6%
Encyclopedias
1%
Wiki
1%
Ludwig's WRAP-UP
In summary, the phrase "a public interest" is a grammatically sound and frequently used expression to denote something beneficial or of concern to the general public. Ludwig AI confirms its correctness and common usage. It's commonly found in news, academic writing, and scientific discourse. When using this phrase, ensure that you provide specific details about how the matter benefits the public to maintain clarity and credibility. Alternatives like "the public good" and "societal benefit" can be used depending on the specific context. Remember to justify your claims of "a public interest" with concrete evidence to strengthen your arguments and avoid vagueness.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
interest of the public
Rephrases to emphasize that it is the public who possesses the interest.
the public good
Focuses on the benefit to the community as a whole, rather than individual interests.
common good
Indicates a shared advantage or benefit for all members of society.
public benefit
Directly refers to the advantages or positive outcomes for the public.
societal benefit
Emphasizes the advantages for society in general.
welfare of society
Emphasizes the overall well-being and prosperity of the societal structure.
community welfare
Highlights the well-being and prosperity of the community.
collective well-being
Highlights the state of being comfortable, healthy, or happy for a group.
general welfare
Stresses the overall health, happiness, and prosperity of a population.
national interest
Specifies that the interest is tied to a nation's concerns and goals.
FAQs
How to use "a public interest" in a sentence?
You can use "a public interest" to describe actions or information that benefit society. For example, "It is in "a public interest" to ensure clean air and water".
What is the difference between "a public interest" and "the public good"?
"A public interest" refers to a specific concern or advantage for the community, while "the public good" is a broader concept encompassing the overall welfare of society. They are very similar and in many contexts interchangeable, but one focuses more on a specific topic while the other on general welfare.
When is it appropriate to invoke "a public interest"?
It is appropriate to invoke "a public interest" when justifying actions that may have negative consequences for some individuals, but ultimately benefit the majority. For example when arguing in favor of "eminent domain".
What can I say instead of "a public interest"?
You can use alternatives like "the public good", "societal benefit", or "community welfare" depending on the specific context.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested