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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
this is cool
Grammar usage guide and real-world examplesUSAGE SUMMARY
"This is cool" is a correct and usable part of a sentence in written English.
You can use this phrase when you want to express your appreciation for something. For example, "I love the new design of this website - this is cool!".
✓ Grammatically correct
News & Media
Academia
Alternative expressions(20)
this is impressive
this is remarkable
this is noteworthy
this is beneficial
this is advantageous
this is awesome
this is great
this is amazing
this is excellent
this is fantastic
this is wonderful
this is outstanding
this is neat
this is exciting
this is brilliant
this is elegant
this is interesting
this is sweet
this is beautiful
this is hot
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
49 human-written examples
"Oh, this is cool".
News & Media
"So this is cool".
News & Media
" 'Mom, this is cool!
News & Media
"Man, this is cool".
News & Media
Hey, now this is cool.
Academia
I thought, hey, this is cool".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
11 human-written examples
The winner gets Bono as an investor: Forget smart money -- this is cool-and-smart money.
News & Media
This was cool.
News & Media
And this was cool.
News & Media
#SpaceX yo this was cool pic.twitter.com/yKKIiFM0YF.
News & Media
"But this place is cool".
News & Media
Expert writing Tips
Best practice
Use "this is cool" in informal settings to express genuine enthusiasm or approval, but consider more formal alternatives in professional contexts.
Common error
Avoid using "this is cool" in academic papers or business reports, where a more professional tone is expected. Opt for phrases like "this is noteworthy" or "this is significant" instead.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this is cool" functions primarily as an interjection or a comment expressing approval, appreciation, or enthusiasm. As Ludwig AI confirms, it is a usable part of a sentence, often used to positively react to something.
Frequent in
News & Media
55%
Academia
25%
Wiki
10%
Less common in
Formal & Business
5%
Science
3%
Encyclopedias
2%
Ludwig's WRAP-UP
In summary, "this is cool" is a common and grammatically correct phrase used to express approval or enthusiasm in informal contexts. As Ludwig AI indicates, its primary function is to convey a positive reaction, although it should be used sparingly in formal or professional settings. While it appears frequently in News & Media and Academia, alternative phrases like "this is impressive" or "this is remarkable" are more appropriate for maintaining a professional tone. The phrase is widely recognized and easily understood, making it a versatile expression for everyday communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
this is awesome
A more emphatic and enthusiastic expression of approval.
this is great
A more general expression of approval.
this is amazing
Conveys a sense of wonder or astonishment.
this is impressive
Expresses a stronger sense of admiration.
this is excellent
A formal and precise way of expressing high approval.
this is fantastic
Similar to 'amazing' but can also imply practicality.
this is remarkable
Highlights the exceptional nature of something.
this is wonderful
Suggests a feeling of pleasure or delight.
this is outstanding
Emphasizes the superior quality of something.
this is neat
An informal way of saying something is well-organized or clever.
FAQs
How can I use "this is cool" in a sentence?
You can use "this is cool" to express approval or enthusiasm about something. For example, "I just saw the new movie trailer, and "this is cool"!"
What's a more formal way to say "this is cool"?
Alternatives include "this is impressive", "this is remarkable", or "this is noteworthy", which are suitable for professional or academic settings.
Is it appropriate to use "this is cool" in a business presentation?
While "this is cool" is widely understood, it might be too informal for a business presentation. Consider using "this is beneficial" or "this is advantageous" to maintain a professional tone.
What's the difference between "this is cool" and "this is awesome"?
"This is cool" is a general expression of approval, while "this is awesome" conveys a stronger sense of excitement or admiration. The choice depends on the level of enthusiasm you want to express.
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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
4.5/5
Expert rating
Real-world application tested