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
which is discovered
Grammar usage guide and real-world examplesUSAGE SUMMARY
"which is discovered" is a correct and usable part of a sentence in written English.
You can use it to refer back to something that has already been mentioned in the same sentence or in a previous sentence. For example: I have uncovered some fascinating artifacts during my archaeological dig, which is discovered to be over 1000 years old.
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(5)
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
14 human-written examples
This article presents a novel electric-responsive actuator which is discovered from one of nature phenomena.
Su Lige gas field is a large gas field which is discovered in China in recent years.
Science
The proposed cryptosystem can remove the silhouette which is discovered in the two beams interference-based cryptosystem.
He has an affair with Tanya which is discovered by her mother, and she is sent to the Crimea.
News & Media
In the present study, with the aim to inhibit the proliferation of p53-independent malignant cells, we disclose the optimization of 6a, the starting compound which is discovered in the screening of in-house compound collection.
Similarly, a person who is found to have had a weapon in his or her possession that he or she did not attempt to use, or which is discovered only after that person has been killed, would be categorised here as unarmed.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
46 human-written examples
This phenomena is called neutrino oscillations, which was discovered by deep underground neutrino experiments.
These changes are caused by the Belousov-Zhabotinsky chemical reaction, which was discovered during the 1950s.
Scott discusses 17P/Holmes, a comet which was discovered November 6, 1892 by amateur astronomer Edwin Holmes.
Academia
Graphene, which was discovered in 2004, is one of the most recent nanomaterials.
A promising enzyme is cellobiose phosphorylase (CP), which was discovered more than 50 years ago.
Science
Expert writing Tips
Best practice
When using "which is discovered", ensure that the noun it refers to is clearly defined to avoid ambiguity.
Common error
Avoid using "that" in place of "which" when introducing nonrestrictive clauses. "Which" is appropriate when the clause adds extra information but is not essential to the meaning of the sentence. For example: The artifact, which is discovered to be ancient, is now on display.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which is discovered" functions as a relative clause, specifically a nonrestrictive or nonessential clause. It adds descriptive information about a noun mentioned previously in the sentence without being crucial to its meaning. Ludwig AI identifies this as a correct usage.
Frequent in
Science
50%
News & Media
32%
Academia
10%
Less common in
Encyclopedias
6%
Wiki
1%
Formal & Business
1%
Ludwig's WRAP-UP
In summary, "which is discovered" is a grammatically sound relative clause used to introduce nonessential information. Ludwig AI supports its correctness and usability. While not overly common, the phrase appears across a variety of contexts, particularly in scientific, news, and academic writing. Usage patterns reveal its prevalence in sources like The New York Times and Encyclopedia Britannica. When employing this phrase, clarity is key to avoid ambiguity, and substituting "that" for "which" can alter the sentence's meaning. Related phrases such as "that has been found" and "that was unearthed" offer similar but nuanced alternatives.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that has been found
Focuses on the act of finding something that already existed.
that was unearthed
Emphasizes the process of uncovering something hidden or buried.
that came to light
Highlights the revealing or publicizing of something previously unknown.
that has been revealed
Stresses the act of making something known or visible.
that has been ascertained
Emphasizes the certainty and verification of the discovery.
that has been identified
Focuses on recognizing and naming something specific.
that has been recognized
Emphasizes the acceptance or acknowledgement of the discovery.
what is uncovered
Highlights the action of uncovering and revealing a truth or secret.
what is learned
Focuses on the knowledge gained through the discovery.
what is revealed
Stresses the unveiling or disclosure of something.
FAQs
How do I use "which is discovered" in a sentence?
Use "which is discovered" to add a nonessential clause that provides more information about a noun. For instance, "The fossil, "which is discovered" near the river, is incredibly well-preserved."
What's a good alternative to "which is discovered"?
Alternatives include "that has been found", "that was unearthed", or "that has been revealed", depending on the specific context and nuance you want to convey.
Is it grammatically correct to use "which is discovered"?
Yes, "which is discovered" is grammatically correct when used to introduce a nonrestrictive clause that adds extra information to a sentence. Ludwig AI confirms this.
What is the difference between "which is discovered" and "that is discovered"?
"Which is discovered" introduces a nonrestrictive clause, meaning the information it provides is additional but not essential. "That is discovered" would introduce a restrictive clause, implying the information is crucial to identifying the noun. Using "which" is generally preferred for nonessential details.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested