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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
knowledge on the subject
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "knowledge on the subject" is correct and usable in written English.
You can use it any time you want to refer to someone's understanding or familiarity with a specific topic. For example, "John has a great deal of knowledge on the subject of computer programming."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(12)
understanding of the matter
expertise in the field
information on the subject
command of the subject matter
awareness of the issue
information on the issue
knowledgeable on the subject
discoveries on the subject
insights on the subject
knowledge on the matter
awareness of the subject
understanding of the subject
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
Theirs is the new biography of Stalin applauded by one reviewer as "the pinnacle of scholarly knowledge on the subject", and theirs the much-admired new life of Francis Barber, the freed slave named as Dr Johnson's heir.
News & Media
At the time, there was only one doctor we found to consult with, and he had very limited knowledge on the subject.
News & Media
Her experience in the House of Commons provided her with a wealth of knowledge on the subject, she wrote.
News & Media
The show's two main problems are its brazen lack of knowledge on the subject and zero inclusion.
News & Media
(Mr. Gore did not always emphasize his knowledge on the subject in 2000, which later looked unwise).
News & Media
And in January, the magazine Nature published a good account of the state of knowledge on the subject.
News & Media
People need more knowledge on the subject, education on different conditions and certain symptoms that you have that you should do something about.
News & Media
Nine years later he wrote his most celebrated work, Elements of Pathological Anatomy (1839), a pioneering effort that organized and systematized knowledge on the subject in English.
Encyclopedias
It will leave you with the reassurance that all is well with the world and will probably significantly add to your store of knowledge on the subject of blood stains.
News & Media
Examples include experience, personal differences in cognition, level of knowledge on the subject, and the environment.
Current knowledge on the subject of sand consolidation is limited and qualitative.
Expert writing Tips
Best practice
When discussing someone's "knowledge on the subject", be specific about the subject matter to provide context and clarity. For example, instead of saying "He has knowledge on the subject", say "He has knowledge on the subject of astrophysics."
Common error
Avoid using "knowledge on the subject" without specifying the subject. This can lead to vagueness and confusion. Always clarify what specific area of knowledge you're referring to.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "knowledge on the subject" functions as a noun phrase, typically serving as the object of a verb or preposition. As Ludwig AI points out, the phrase is grammatically correct and usable in written English.
Frequent in
Science
42%
News & Media
37%
Wiki
5%
Less common in
Encyclopedias
3%
Formal & Business
3%
Social Media
0%
Ludwig's WRAP-UP
In summary, "knowledge on the subject" is a grammatically sound and frequently used phrase that indicates understanding or expertise in a particular area. As Ludwig AI confirms, it is correct and suitable for various contexts. While "knowledge of the subject" is more common, "knowledge on the subject" is also widely accepted. When using this phrase, ensure you specify the subject matter for clarity. This expression is most often found in science and news media, and less commonly in encyclopedias and business contexts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
understanding of the matter
Focuses on comprehension rather than just information.
expertise in the field
Suggests a high level of skill and experience.
grasp of the topic
Emphasizes the ability to understand and deal with something fully.
familiarity with the material
Highlights being acquainted with specific information.
command of the subject matter
Implies a strong and authoritative understanding.
awareness of the issue
Focuses on being informed and conscious of a particular problem or situation.
insight into the problem
Indicates a deep understanding and perceptive view.
information on the issue
More generic, referring to facts and data.
background in the area
Refers to previous experience and education.
consciousness of the theme
Highlights the state of being aware about a theme.
FAQs
How can I use "knowledge on the subject" in a sentence?
You can use "knowledge on the subject" to describe someone's understanding or expertise in a particular area. For example, "Her extensive research provided her with significant knowledge on the subject of climate change."
What are some alternatives to "knowledge on the subject"?
Alternatives include phrases like "understanding of the matter", "expertise in the field", or "grasp of the topic", depending on the specific nuance you want to convey.
Is it better to say "knowledge on the subject" or "knowledge of the subject"?
"Knowledge of the subject" is generally more common and grammatically standard. However, "knowledge on the subject" is also acceptable and frequently used, as demonstrated by its presence in various reputable sources.
What's the difference between "knowledge on the subject" and "information on the subject"?
"Knowledge on the subject" implies a deeper understanding and comprehension, while "information on the subject" refers more to factual data and details. Having information doesn't necessarily mean having knowledge.
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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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested