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
regarding which
Grammar usage guide and real-world examplesUSAGE SUMMARY
"regarding which" is a correct and usable phrase in written English.
You can use it when you want to introduce a specific topic. For example, "The new policy has caused some confusion, regarding which I would like to make a few remarks."
✓ Grammatically correct
News & Media
Science
Academia
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
More importantly, though, the Administration's lawyers have made the opposite argument regarding which language matters.
News & Media
Regarding which issues does the mainstream media do the worst job of representing Republicans?
News & Media
There was also confusion Monday regarding which other Giants player was with Burress and Pierce at the club.
News & Media
Still less do we know about the decisions regarding which version of history was handed to us, and which jettisoned.
News & Media
The treasury said it would release details in the coming days regarding which payments will take priority over others.
News & Media
But underlying the politics is a familiar issue of national policy regarding which state will have to accept nuclear waste.
News & Media
One object regarding which True and the Getty felt there was not a case for restitution, however, was the Aphrodite.
News & Media
Criteria were gradually set regarding which people in terms of their ethnicity, gender, and class could be admitted.
Encyclopedias
Royal sources said "discussions are ongoing" between the Queen and Meghan regarding which patronage she will take on.
News & Media
That means helping businesses to make the right strategic choices regarding which threats to mitigate is all the more important.
News & Media
"I haven't made any decisions regarding which is my favorite or not.
News & Media
Expert writing Tips
Best practice
When using "regarding which", ensure the sentence maintains a clear and logical flow. The clause introduced by "regarding which" should directly relate to the preceding information.
Common error
Avoid using "regarding which" at the very beginning of a sentence without a clear reference point. It should always follow a clause or statement that it clarifies or expands upon.
Source & Trust
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "regarding which" functions as a prepositional phrase followed by a relative pronoun, introducing a clause that provides further details or clarification on a previously mentioned subject. Ludwig confirms its grammatical correctness and usability.
Frequent in
Science
33%
News & Media
33%
Academia
12%
Less common in
Formal & Business
9%
Encyclopedias
3%
Wiki
3%
Ludwig's WRAP-UP
In summary, "regarding which" is a grammatically sound and frequently used phrase to introduce additional information or context about a specific subject. Ludwig AI confirms its usability and correctness. It is particularly appropriate for formal and scientific writing, as evidenced by its frequent appearance in academic papers, scientific journals, and business reports. While versatile, it's important to avoid using it at the beginning of a sentence without a clear reference point. Alternatives such as "concerning which" or "with respect to which" can be used depending on the specific nuance you wish to convey.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
concerning which
Replaces "regarding" with "concerning", a synonym with similar formality.
in relation to which
Emphasizes the connection or relationship to a preceding topic.
with respect to which
Highlights a specific aspect or point of view.
in terms of which
Focuses on the specific criteria or conditions being considered.
as to which
A more concise alternative to introduce a question or uncertainty.
relative to which
Indicates a comparison or relativity to a reference point.
pertaining to which
Implies a direct relevance or connection.
on the subject of which
More verbose, explicitly stating the topic under discussion.
in the matter of which
A more formal alternative, suitable for legal or official contexts.
touching on which
Indicates a brief or indirect mention of the topic.
FAQs
How can I use "regarding which" in a sentence?
Use "regarding which" to add more information about something you've already mentioned. For example, "The policy change caused confusion, "regarding which" further clarification is needed".
What are some alternatives to using "regarding which"?
Depending on the context, you can use alternatives like "concerning which", "with respect to which", or "in relation to which".
Is it correct to start a sentence with "regarding which"?
Starting a sentence with "regarding which" is generally not recommended. It's better to use it after a clause that introduces the topic you are elaborating on.
What's the difference between "regarding which" and "about which"?
"Regarding which" is more formal than "about which". While both introduce a related topic, "regarding which" is more suitable for formal writing and reports.
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
83%
Authority and reliability
4.5/5
Expert rating
Real-world application tested