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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
assert on that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "assert on that" is not correct in standard written English.
It is not a commonly used expression and may confuse readers. Example: "I need you to assert on that point during the meeting."
⚠ May contain grammatical issues
News & Media
Science
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
1 human-written examples
But the Justice Department says he has flouted the order, noting that he continues to assert on that site that zero income tax returns are legal.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
59 human-written examples
Blundell asserted on that point: "This is a fiction.
News & Media
The conditional, like the disjunction, according to Grice, is true if he's in the pub, but misleadingly asserted on that ground.
Science
Writing in The New York Review of Books, Steve Coll assailed "Zero Dark Thirty" for taking fictional liberties from the factual record, all the while asserting on-screen that it is "based on firsthand accounts of actual events".
News & Media
Trump has even gone so far as to assert on Twitter that if a terrorist attack did happen, the judiciary would be to blame.
News & Media
NBC asserted on Monday that "Today" had done just that, because it had stayed ahead in the 25- to 54-year-old demographic and had cut down on the total viewer lead that "G.M.A".
News & Media
In April, he asserted on television that Osama bin Laden was alive and that the al-Qaeda leader had been behind a suicide attack in February outside a U.S. base during a visit by Vice President Cheney.
News & Media
On Sunday, Trump asserted on Twitter that the United States could use "a little of that good old fashioned Global Warming" after temperatures tumbled below freezing for an extended stretch.
News & Media
3 07 p.m. | Updated CLEVELAND — Newt Gingrich asserted on Wednesday that an Iranian nuclear attack on the United States was "a real danger" and that it could kill and wound hundreds of thousands of Americans.
News & Media
Jean added on Twitter that it was "confusing" that Shearer implied he left to do other projects, "which we always let him do"; Shearer asserted on Twitter that his decision "wasn't about money".
News & Media
His campaign manager Kellyanne Conway, for instance, asserted on CNN that Trump believes the current climate swing is "naturally occurring," contradicting the view of mainstream climate researchers that it is mainly human-caused.
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "assert on that". Instead, opt for alternatives like "assert about that" or "assert that point" for clearer and more grammatically correct writing.
Common error
The verb "assert" typically takes "that" to introduce a clause, or prepositions like "about" or "regarding" when referring to a topic. Using "on" creates an awkward and incorrect construction. Always double-check the preposition you're using to ensure grammatical accuracy.
Source & Trust
87%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "assert on that" attempts to function as a verb phrase, where "assert" is the verb and "on that" is intended to provide further context. However, based on Ludwig AI it is not considered grammatically correct. This makes the phrase awkward and unclear in standard English.
Frequent in
News & Media
50%
Science
50%
Formal & Business
0%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "assert on that" is not considered standard English and is generally discouraged. According to Ludwig AI, it's an incorrect phrase. While some examples exist, more grammatically sound alternatives like "assert about that" or "assert regarding that" are preferred. These alternatives provide clarity and adhere to conventional grammatical patterns. The phrase attempts to function as a verb phrase conveying a confident declaration, but its non-standard usage undermines its effectiveness. Therefore, it's best to avoid "assert on that" and opt for more accepted alternatives in your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
assert in that regard
This alternative focuses on specifying the aspect being asserted.
assert regarding that
This uses "regarding" to provide a clearer connection to the topic.
assert about that
This is a more common and acceptable way to link the assertion to the subject.
assert that point
This variation is more concise and direct, referring to a specific point.
maintain that
This emphasizes consistency in the assertion.
state that
This is a straightforward and neutral way to express the assertion.
contend that
This suggests the assertion is made in the face of potential disagreement.
allege that
This implies the assertion is made without definitive proof.
profess that
This emphasizes a personal declaration of belief.
declare that
This suggests a formal or official announcement.
FAQs
What is a better way to phrase "assert on that"?
Instead of "assert on that", consider using more common and grammatically sound alternatives such as "assert about that" or "assert regarding that". The preposition "on" is not typically used with "assert" in this context.
How can I use "assert" correctly in a sentence?
The verb "assert" is usually followed by "that" to introduce a clause (e.g., "He asserted that he was innocent.") or used with prepositions like "about" or "regarding" to refer to a specific topic (e.g., "She asserted her opinion about the matter.").
Is "assert on that" grammatically correct?
No, the phrase "assert on that" is not considered grammatically correct in standard English. Better alternatives include phrases such as "assert about that" or "assert in that regard".
What is the difference between "assert on that" and "assert that"?
"Assert that" is grammatically correct and is used to introduce a statement someone is confidently declaring. "Assert on that" is not standard English; it's better to use constructions like "assert about that" when referring to a topic.
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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
87%
Authority and reliability
2.8/5
Expert rating
Real-world application tested