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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
on that forum
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "on that forum" is correct and usable in written English.
It can be used when referring to a specific online discussion platform or community where conversations take place. Example: "I found some valuable insights on that forum regarding the latest trends in technology."
✓ Grammatically correct
Wiki
News & Media
Science
Alternative expressions(1)
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
4 human-written examples
There's also quite the support discussion built up on that forum, so if you have any questions about iOS 4.1, odds are the answer is there.
News & Media
Understand that staying on top of a forum means that you know just about everything, if not everything that happens on that forum.
Wiki
If you are banned from the forum DO NOT sign up again on that forum with another user name and email address.
Wiki
Don't join a forum centered around a topic you know little of, as everyone on that forum goes on to talk about that topic, so you will have little to contribute without knowing the topic well.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
If your comment was actually offensive, and you regret saying that on the forum, then apologize and promise that this will not happen again in the future.
Wiki
But he wrote on the forum that it was "definitely armored, as confirmed from the secondary chrome frame surrounding the slightly-open right front window".
News & Media
The group leader then wrote on the forum that "members who are destructive will be removed".
News & Media
"After a while it became painfully apparent, not just to me, but to everybody else on the forum, that this was al Qaeda's media representative.
News & Media
In other words, we only categorized participants as being either Muslim or non-Muslim if they explicitly mentioned on the forum that they were Muslim (e.g. 'I'm Muslim') or non-Muslim (e.g. 'I'm Christian').
Science
New York Times columnist Nicholas Kristof wrote on Twitter that the forum was "an embarrassment to journalism".
News & Media
It could be the case that the first alias has been banned on the forum, or that the author simply forgot the password to the original account.
Science
Expert writing Tips
Best practice
When referring to a specific discussion platform, use "on that forum" to ensure clarity and avoid ambiguity. It directly indicates the location of a conversation or information.
Common error
Avoid using prepositions like "in" or "at" when "on" is more appropriate. "On that forum" emphasizes the platform as a space where discussions occur.
Source & Trust
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
Prepositional phrase functioning as an adverbial modifier. The phrase "on that forum" specifies the location or platform where an action or event occurs. Ludwig AI validates its grammatical correctness.
Frequent in
Wiki
25%
News & Media
50%
Science
25%
Less common in
Formal & Business
0%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
The phrase "on that forum" functions as a prepositional phrase specifying the location of an event or discussion. Ludwig AI confirms it's grammatically sound. Predominantly used in news, media, and wiki contexts, it helps contextualize information by pinpointing the platform where it originated. While it is considered a neutral expression, slight variations in formality may arise depending on the context. To maintain clarity, it is best to use "on" as a preposition and avoid less accurate prepositions, like "in" or "at". Alternatives like "in that discussion board" or "within that online community" can be considered for variety while retaining the intended meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
on that message board
Substitutes "forum" with "message board", which is a more general term.
within that forum
Substitutes "on" with "within", emphasizing the forum as a container.
in that specific forum
Adds "specific" for emphasis and replaces "on" with "in".
on the aforementioned forum
Replaces "that" with "aforementioned", adding a formal tone.
on said forum
Replaces "that" with "said", giving a slightly archaic or legalistic feel.
at that forum
Uses "at" instead of "on", slightly changing the spatial relationship.
at that online community
Changes "forum" to "online community", broadening the scope.
in that online discussion
Replaces "forum" with "online discussion", clarifying the context.
in the context of that forum
Expands the phrase to explicitly mention the context.
regarding that forum
Changes the preposition to "regarding", focusing on the forum as the subject of discussion.
FAQs
How do I use "on that forum" in a sentence?
You can use "on that forum" to refer to a specific online discussion platform where information or conversations can be found. For example, "I read about it "on that forum" yesterday."
What can I say instead of "on that forum"?
Alternatives include "in that "discussion board"", "on that "message board"", or "within that "online community"" depending on the context.
Is it correct to say "in that forum" instead of "on that forum"?
While "in that forum" might be understood, ""on that forum"" is generally preferred because it accurately describes discussions occurring on a platform.
What's the difference between "on a forum" and "on that forum"?
"On a forum" refers to any forum in general, while ""on that forum"" refers to a specific forum that has already been mentioned or is otherwise clear from the context.
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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
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested