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 legitimate source
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a legitimate source" is correct and usable in written English.
It can be used when referring to a source of information that is credible, trustworthy, and recognized as valid. Example: "Before citing any information in your research paper, make sure to verify that it comes from a legitimate source."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(4)
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
46 human-written examples
Today, those sales are a legitimate source of Derby contenders.
News & Media
A legitimate source of shame in our immigration system is, as it happens, now finally being addressed.
News & Media
"The protesters are not a legitimate source of information about the Church of Scientology," Mr. Davis said.
News & Media
With victory over West Indies at Eden Gardens on Sunday they can be a legitimate source of wonder.
News & Media
"There's all sorts of bias about what counts as a legitimate source of information and how that's weighted.
News & Media
As a media reporter, I'm obviously not one to suggest that the activities of journalists are not a legitimate source of inquiry.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
12 human-written examples
The park, the last big remaining symbol of inter-Korean cooperation, is considered a rare legitimate source of hard currency for the impoverished North.
News & Media
Reid took a wholly legitimate source of concern — that Romney owes voters more candor and transparency than he has been willing to furnish — and undermined it by going too far and too farcical.
News & Media
Humboldt's economy is so heavily dependent on cannabis cultivation that you can drive for miles on well-kept highways and back roads without discovering a single legitimate source of income, aside from honey stands.
News & Media
But, what the messaging reports don't address, as implied by the word risk they're a more legitimate source of fear than states we deem hostile.
News & Media
Facilitating comparative, historical and quantitative research, newspapers are a recognized and legitimate source for scholars around the world.
Expert writing Tips
Best practice
In academic or professional writing, prioritize information from "a legitimate source" such as peer-reviewed journals or established institutions.
Common error
Avoid using information from sources without verifying their credibility. Ensure the source has a reputation for accuracy and is not biased or satirical.
Source & Trust
82%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a legitimate source" primarily functions as a noun phrase, often serving as the object of a verb or preposition. It refers to a source that is recognized as valid, credible, and trustworthy, which is supported by Ludwig's examples.
Frequent in
News & Media
66%
Science
22%
Wiki
8%
Less common in
Formal & Business
2%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "a legitimate source" is a commonly used and grammatically correct noun phrase that signifies a trustworthy and credible origin of information. According to Ludwig, its primary function is to assure reliability, often appearing in news, scientific, and general contexts. While "a legitimate source" is generally neutral to formal, it's crucial to ensure sources are verified to avoid misinformation. Alternative phrases like "a credible origin" or "a trustworthy resource" can be used depending on the specific context.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a credible origin
Focuses on the believability and reliability of where something comes from.
a trustworthy resource
Emphasizes the reliability and dependability of the source.
a reliable authority
Highlights the authoritative nature and dependability of the source.
a valid origin
Implies that the source is officially recognized or accepted.
an authentic resource
Stresses the genuineness and originality of the source.
a verified source
Highlights that the source has been checked and confirmed to be accurate.
a recognized authority
Suggests that the source is widely acknowledged and respected.
a sanctioned source
Indicates that the source has official approval or permission.
an accepted resource
Emphasizes that the resource is generally agreed upon as valid.
a proper channel
Focuses on the official or correct route for obtaining information or materials.
FAQs
How can I identify "a legitimate source"?
Look for sources with a reputation for accuracy, such as established news organizations, academic institutions, or government agencies. Check for author credentials, editorial oversight, and evidence-based reporting.
What are some alternatives to using information from "a legitimate source"?
While relying on "a legitimate source" is ideal, in some contexts, you might use personal experience or anecdotal evidence. However, always acknowledge the limitations of such sources.
Why is it important to cite "a legitimate source" in academic writing?
Citing "a legitimate source" in academic writing demonstrates credibility, avoids plagiarism, and allows readers to verify the information. It also shows respect for intellectual property.
What happens if I use an illegitimate source in my writing?
Using an illegitimate source can damage your credibility, lead to misinformation, and potentially result in plagiarism. It's essential to verify your sources before including them in your work.
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