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
this notion that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"this notion that" is correct and usable in written English.
You can use it to introduce a concept or idea that you are about to explain. For example, "This notion that it is possible to find happiness in life is a constant theme in literature."
✓ Grammatically correct
News & Media
Academia
Formal & Business
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
So, at three months of age they have this notion that words connect to objects.
This notion — that Cynthia would be happier if her life more resembled fantasy — transforms Adam's life.
News & Media
This notion that the "St.
News & Media
So there's this notion that the impact declines exponentially.
It is especially this notion that I wish to contest.
News & Media
It's this notion that leaders really think about others first.
News & Media
"There was this notion that the 'good woman' is selfless.
News & Media
"This notion that cheese makes you fat is not true.
News & Media
"We've established this notion that money buys freedom," she says.
News & Media
And what of this notion that begging is intimidating?
News & Media
I absolutely refute this notion that I exonerated them".
News & Media
Expert writing Tips
Best practice
Use "this notion that" to introduce and subsequently challenge or support a widely held but potentially flawed assumption. This sets up a clear argumentative structure.
Common error
Avoid starting multiple consecutive sentences with "this notion that". Vary your sentence structure by using synonyms or rephrasing to maintain reader engagement.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this notion that" functions as a discourse marker, introducing a specific idea, concept, or belief that the speaker or writer intends to discuss, analyze, or challenge. As Ludwig AI suggests, it's a correct and usable phrase.
Frequent in
News & Media
64%
Academia
20%
Formal & Business
16%
Less common in
Science
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "this notion that" is a grammatically correct and versatile phrase used to introduce a concept or idea, often one that will be further examined or debated. As Ludwig AI confirms, its widespread use across various sources, including news media, academic texts, and business publications, highlights its adaptability and relevance. While frequently employed, varying sentence structure and using synonyms can prevent overuse. Remember that similar constructions include "this idea that" or "the belief that", and depending on context, are worth considering. This phrase is effective for framing arguments and setting the stage for deeper analysis.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
this idea that
Substitutes "notion" with "idea", a more common and general term for a thought or concept.
the belief that
Replaces "notion" with "belief", emphasizing conviction or acceptance of something as true.
the assumption that
Highlights the speculative or unproven nature of the idea.
the concept that
Focuses on the abstract understanding or theoretical framework.
the perception that
Emphasizes how something is understood or interpreted.
the understanding that
Highlights a mutual agreement or comprehension of a fact or situation.
the premise that
Indicates a foundational statement or proposition that serves as the basis for an argument or theory.
the theory that
Suggests a more formal or structured explanation of something.
the impression that
Highlights a subjective feeling or sense about something.
the conviction that
Emphasizes a strong and firm belief about something.
FAQs
How can I use "this notion that" in a sentence?
You can use "this notion that" to introduce a concept or idea before expanding upon it. For example: "This notion that hard work always guarantees success should be challenged."
What are some alternatives to "this notion that"?
Alternatives include "this idea that", "the belief that", or "the assumption that" depending on the specific context.
Is it grammatically correct to use "this notion that"?
Yes, "this notion that" is grammatically correct and commonly used in written and spoken English.
What's the difference between "this notion that" and "the idea that"?
While both introduce a concept, "this notion that" might imply a slightly more abstract or less concrete concept compared to "the idea that".
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested