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 leading source
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a leading source" is correct and usable in written English.
It can be used to refer to an organization, publication, or individual that is recognized as a primary or influential provider of information or resources in a particular field. Example: "The journal is considered a leading source of research on climate change."
✓ Grammatically correct
News & Media
Science
Academia
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
Myocardial infarction (MI) often leads to heart failure (HF), which makes MI a leading source of morbidity and hospitalizations [ 1].
Science
A leading source of this unfairness?
News & Media
Road traffic is a leading source.
News & Media
The agricultural industry is a leading source of greenhouse-gas emissions globally.
News & Media
Degenerative joint disease is a leading source of morbidity resulting in significant social and economic impact.
Science & Research
Botnet Snapshot: A botnet called Grum is a leading source of spam on the Internet.
News & Media
Since 1922, "Harvard Business Review" has been a leading source of breakthrough ideas in management practice.
News & Media
Powered by You!"–emerged as a leading source of information during election week.
He studied design at Pforzheim, a leading source of design talent for German car makers.
News & Media
China is a leading source of fake and counterfeit goods despite repeated government crackdowns.
News & Media
Pollution from carbon-based energy generation is also a leading source of greenhouse gases.
News & Media
Expert writing Tips
Best practice
Vary your vocabulary by occasionally using synonyms like "primary", "major", or "key" to avoid repetition and maintain reader engagement.
Common error
Avoid labeling a source as "a leading source" if it is relatively new or lacks substantial recognition within its respective field. Overstating influence can undermine your credibility.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a leading source" functions as a noun phrase, where "leading" acts as an adjective modifying the noun "source". It typically identifies something as a primary or influential origin of information, resources, or influence. This is consistent with Ludwig's examples.
Frequent in
News & Media
41%
Academia
24%
Science
23%
Less common in
Formal & Business
8%
Encyclopedias
1%
Wiki
0%
Ludwig's WRAP-UP
In summary, "a leading source" is a widely used phrase to denote something of primary importance or influence. Ludwig AI confirms its grammatical correctness and prevalence across diverse contexts. Its usage spans news, academia, and science, highlighting its versatility. When employing this phrase, ensure the source genuinely holds a prominent position in its respective field, and consider using related phrases like "primary source" or "major source" to enrich your writing. Remember that source credibility is key to effectively using "a leading source".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a primary source
Replaces "leading" with "primary", emphasizing the foundational nature of the source.
a major source
Substitutes "leading" with "major", highlighting the importance or size of the source.
a key source
Uses "key" instead of "leading" to indicate the source's crucial role.
a foremost source
Replaces "leading" with "foremost", suggesting the source is at the forefront or most prominent.
an important source
Uses "important" instead of "leading" to convey the source's significance.
a top source
Substitutes "leading" with "top", implying the source is among the best or highest-ranked.
a principal source
Replaces "leading" with "principal", emphasizing the source's main or primary role.
a dominant source
Uses "dominant" instead of "leading" to suggest the source is the most powerful or influential.
a significant source
Substitutes "leading" with "significant", highlighting the source's noteworthy impact.
a prominent source
Replaces "leading" with "prominent", indicating the source is well-known or easily recognized.
FAQs
How can I use "a leading source" in a sentence?
You can use "a leading source" to indicate that something is a primary or significant origin of information, influence, or resources. For example, "The New York Times is "a leading source" of news".
What are some alternatives to "a leading source"?
Alternatives to "a leading source" include "a primary source", "a major source", or "a key source", depending on the specific nuance you want to convey.
When is it appropriate to describe something as "a leading source"?
It is appropriate to describe something as "a leading source" when it is widely recognized and respected as a primary provider of information, resources, or influence in a particular field or area.
What is the difference between "a leading source" and "a reputable source"?
"A leading source" refers to its significance in terms of influence or volume of information, while "a reputable source" implies trustworthiness and reliability. A source can be both "a leading source" and reputable, but not necessarily.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested