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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
which is interesting
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which is interesting" is correct and usable in written English.
You can use it in a sentence to refer to something that has been previously mentioned. For example: "John told me about his new job, which is interesting."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
60 human-written examples
Which is interesting.
News & Media
Which is interesting in itself.
News & Media
You know, which is interesting.
News & Media
We spoke about family, which is interesting.
News & Media
He will only go with white girls, which is interesting.
News & Media
It's definitely making me feel more paternal, which is interesting.
News & Media
"A lot of kids ask, which is interesting".
News & Media
It's a totally contrarian anti-Zooey rant, which is interesting.
News & Media
Which is interesting because on the face of it the music seems very macho".
News & Media
He's in every way a large figure, which is interesting to me.
News & Media
Which is interesting, given the portrait of the artist that Wilde Salomé delivers.
News & Media
Expert writing Tips
Best practice
Vary your sentence structure by occasionally placing "which is interesting" at the beginning of a sentence for emphasis: "Which is interesting, considering the circumstances."
Common error
Avoid using "which is interesting" too frequently in your writing. Overuse can make your prose sound repetitive and diminish the impact of the observation. Opt for more specific and descriptive alternatives when possible.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which is interesting" serves as a nonrestrictive relative clause, adding an observation or commentary to a preceding statement. According to Ludwig, it indicates that something is noteworthy or prompts further consideration. Examples show it used across varied contexts to highlight mild surprise or curiosity.
Frequent in
News & Media
65%
Science
15%
Formal & Business
10%
Less common in
Academia
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, "which is interesting" functions as a nonrestrictive relative clause that adds an intriguing commentary to preceding information. According to Ludwig, it is grammatically correct and highly versatile, predominantly appearing in neutral contexts like news media, but also present in scientific and formal settings. The phrase's purpose is to signal a subjective observation, inviting further thought or discussion. While a valuable addition to your vocabulary, it's wise to avoid overuse and choose more specific alternatives when possible. As Ludwig AI suggests, the phrase "which is interesting" serves as a valid way to show mild surprise or curiosity, and can enhance your writing when used effectively.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it's intriguing
Emphasizes the captivating or fascinating aspect of the subject.
that's quite curious
Focuses more on the curious nature of the subject.
it's fascinating
Highlights the compelling and absorbing nature of the subject.
that's noteworthy
Emphasizes the importance or significance of the subject.
it's remarkable
Highlights the exceptional or unusual quality of the subject.
it's peculiar
Stresses the odd or strange characteristic of the subject.
that's worth noting
Highlights that the subject is worth attention.
that's quite something
A more informal way of expressing surprise or interest.
it raises questions
Focuses on the way the subject prompts further inquiry.
it gives food for thought
Emphasizes that the subject is thought-provoking.
FAQs
How can I use "which is interesting" in a sentence?
Use "which is interesting" to add a commentary or observation to a preceding clause or statement. For example, "He decided to change careers, "which is interesting" considering his previous success."
What are some alternatives to "which is interesting"?
You can use alternatives like "that's intriguing", "that's noteworthy", or "it raises questions" depending on the context.
Is it always necessary to include a comma before "which is interesting"?
Yes, a comma typically precedes "which is interesting" when it introduces a nonrestrictive clause, meaning the information it provides is additional but not essential to the sentence's meaning. For example: "The data showed a surprising correlation, "which is interesting"."
When is it better to use a more specific phrase instead of "which is interesting"?
If you want to convey a more precise nuance, consider using alternatives that highlight the specific aspect you find notable. For instance, use "that's unexpected" if you're emphasizing surprise, or "that's significant" if you want to highlight importance.
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested