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 Reliable source
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a Reliable source" is correct and usable in written English, although the word "Reliable" should not be capitalized unless it is at the beginning of a sentence or part of a title.
You can use it when referring to a source of information that is trustworthy and credible. Example: "When conducting research, it is essential to cite a reliable source to support your claims."
✓ Grammatically correct
News & Media
Science
Wiki
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
He is a reliable source.
News & Media
Yet it is considered a reliable source of settlement information.
News & Media
He is also a reliable source of rhetorical flourishes.
News & Media
A reliable source for the big local specialty, Peking Duck.
News & Media
What it needs is a reliable source of income.
News & Media
"But I also think it's a reliable source of information".
News & Media
Mill Cottage Plants is a reliable source of hydrangeas.
News & Media
"According to a reliable source at News International …".
News & Media
It's not always fresh or a reliable source of sustenance.
News & Media
Why not turn to a reliable source of income?
News & Media
Value-added taxes, a reliable source of revenue, were squeezed.
News & Media
Expert writing Tips
Best practice
Clearly identify and acknowledge all sources used in your work, ensuring transparency and allowing readers to verify the information independently.
Common error
Avoid depending solely on sources without cross-referencing or verifying their claims, as this can lead to inaccuracies and undermine your argument. Always check multiple sources.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a Reliable source" functions as a noun phrase, where "reliable" is an adjective modifying the noun "source". It identifies something that can be depended upon for accurate or consistent information. Ludwig confirms its grammatical correctness and usability.
Frequent in
News & Media
57%
Science
20%
Wiki
15%
Less common in
Formal & Business
3%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "a Reliable source" is a commonly used and grammatically sound phrase for indicating a trustworthy origin of information. As supported by Ludwig, its usage spans various contexts, including News & Media, Science, and Wiki, emphasizing the importance of credibility. When writing, prioritize sources with a proven track record and avoid over-reliance on unverified information. Alternatives such as "a trustworthy origin" or "a credible resource" can add nuance. When asking yourself if what you are writing is good and supported by Ludwig, ensure you have reliable sources to back your work up.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a Trustworthy origin
Emphasizes the honesty and integrity of the source.
a Credible resource
Highlights the believability and authority of the resource.
a Dependable informant
Focuses on the reliability of a person providing information.
a Valid basis
Suggests the source offers legitimate grounds for a claim or argument.
a Verifiable account
Stresses the ability to confirm the source's information.
a Sound foundation
Indicates a secure and stable source of information or support.
an Authoritative point
Highlights the expertise and influence behind the information.
a Well-regarded publication
Refers to a source that is highly esteemed and respected.
a Reputable institution
Suggests the source is known for its good standing and trustworthiness.
a Proven origin
Focuses on the source having a history of accuracy and reliability.
FAQs
How can I identify "a Reliable source"?
Look for sources with a strong reputation for accuracy, impartiality and expertise in the subject matter. Check for credentials, editorial oversight, and evidence-based reporting.
Why is it important to cite "a Reliable source"?
Citing "a Reliable source" adds credibility to your work, demonstrates that your information is trustworthy, and allows readers to verify the accuracy of your claims. It also avoids plagiarism and gives credit to the original author.
What are some alternatives to the phrase "a Reliable source"?
You can use alternatives like "a trustworthy source", "a credible resource", or "a dependable informant" depending on the context.
Is Wikipedia considered "a Reliable source"?
While Wikipedia can be a starting point for research, it is generally not considered "a Reliable source" for academic or professional work due to its open-editing nature. It is best to consult the sources cited within Wikipedia for more reliable information.
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
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested