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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
that is fascinating
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that is fascinating" is correct and usable in written English.
You can use it to express interest or admiration for something that has captured your attention or curiosity. Example: "The way the universe operates at such a grand scale is truly remarkable; that is fascinating."
✓ Grammatically correct
News & Media
Academia
Alternative expressions(20)
that is remarkable
that is interesting
that is appealing
that piques my interest
that warrants further investigation
sounds very practical
sounds very negative
i find that interesting
sounds very high
that's fascinating
sounds very poor
sounds very interesting
sounds very attractive
that seems promising
sounds really interesting
sounds very intriguing
sounds very exciting
that piques my curiosity
i'm intrigued by that
that sounds really wonderful
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
57 human-written examples
It is a country that is fascinating to me.
On mobile, we're all at the start of an experiment that is fascinating but unknown.
News & Media
"It's not fascinating reading, but stuff is in there that is fascinating".
News & Media
Other readers may find much that is fascinating and repellent in equal measure.
News & Media
It's the process at which you arrive at the product that is fascinating".
News & Media
Mysterious and mischievous, his work has a cumulative power that is fascinating.
News & Media
But it is his third marriage, to Helen Bransford, as glimpsed through his books, that is fascinating.
News & Media
A solo to Prokofiev ("Despair") and a duo to Berg ("Ecstasy") frequently invoke the grotesque, showing a fearless exploration of physical extremes that is fascinating and thrilling.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
3 human-written examples
And you must see the Free Town — that's fascinating.
News & Media
There are variants to this that are fascinating.
News & Media
Beach himself published publicity pamphlets that were fascinating to read.
News & Media
Expert writing Tips
Best practice
When writing academically or professionally, follow "that is fascinating" with a specific explanation of why you find the subject so captivating. This adds depth and insight to your analysis.
Common error
Avoid overusing "that is fascinating" in formal or academic writing. While it's a perfectly acceptable phrase, substituting it with more precise and analytical language will enhance the sophistication of your arguments.
Source & Trust
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that is fascinating" functions primarily as an exclamatory expression of interest or admiration. As Ludwig AI confirms, the phrase is correct. Examples in Ludwig show it used to express interest in a wide array of topics, from personal relationships to scientific discoveries.
Frequent in
News & Media
82%
Academia
9%
Formal & Business
3%
Less common in
Wiki
2%
Science
2%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "that is fascinating" serves as a versatile expression of strong interest, commonly used across diverse contexts, particularly in news and media. According to Ludwig AI, the phrase is considered grammatically correct and is therefore widely used. While it's suitable for both formal and informal settings, it is best to provide specific reasons for your fascination, especially in academic or professional writing. The phrase can be replaced by alternatives such as "that is intriguing" or "that is captivating" to add nuance to your expression. Avoiding overuse in formal writing and clarifying the reasons behind the fascination are key to effective usage.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that is intriguing
Emphasizes the mysterious or puzzling quality of the subject.
that is captivating
Highlights the ability of the subject to hold attention.
that is enthralling
Suggests a powerful and absorbing fascination.
that is remarkable
Focuses on the noteworthy or exceptional nature of the subject.
that is compelling
Indicates the subject demands attention and interest.
that is absorbing
Emphasizes the ability of the subject to completely occupy one's attention.
that is thought-provoking
Highlights the subject's capacity to stimulate reflection.
that is stimulating
Indicates the subject is exciting and energizing.
that is striking
Highlights the impressive and noticeable aspect of the subject.
that is interesting
A more general term indicating something that provokes curiosity.
FAQs
How can I use "that is fascinating" in a sentence?
Use "that is fascinating" to express interest or intrigue. For example: "The way the brain processes information is truly complex; "that is fascinating"."
What are some alternatives to saying "that is fascinating"?
You can use phrases like "that is intriguing", "that is captivating", or "that is remarkable" to express a similar sentiment.
Is "that is fascinating" suitable for formal writing?
While grammatically correct, "that is fascinating" may sound too informal for some academic or professional contexts. Consider using more precise language to convey your interest and analysis.
How does "that is fascinating" differ from "that is interesting"?
"That is fascinating" suggests a deeper level of intrigue and captivation than "that is interesting". "Fascinating" implies something is not only interesting but also particularly complex or mysterious.
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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
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested