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 specifies
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which specifies" is correct and usable in written English.
You can use it to introduce a clause that provides additional information or clarification about a noun mentioned earlier in the sentence. Example: "The document includes a section which specifies the requirements for the project."
✓ Grammatically correct
Science
News & Media
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
59 human-written examples
Another important document is a living will, which specifies which medical procedures may or may not be done.
News & Media
Tells about adopttion certificate which specifies striped bass tag number, birthplace, birth date, date and site of release.
News & Media
The bill, which specifies that abortion care should not be mentioned when discussing healthcare options for pregnant women, will now go before Governor Nathan Deal for his signature.
News & Media
Start is also important because the 2002 Moscow Treaty (also known as Sort), which specifies further reductions, incorporates its verification measures.
News & Media
New York's IFC Center is flouting the film's NC-17 rating, which specifies that children under the age of 17 should not be permitted entry.
News & Media
If the guard behind the mirror didn't recognize you, you had to hold up your Turkish I.D., which specifies the bearer's religion.
News & Media
Investors can place several bids, each of which specifies a desired number of shares and a price the bidder is willing to pay.
News & Media
Hawaii passed legislation this year giving great weight to a patient's "comfort care" document, which specifies the patient's preferences in dire medical situations.
News & Media
We use the every trigger which specifies periodic time events.
This makes it analogous to the moral principle (U), which specifies (D) for moral discourse.
Science
First, an implementation strategy which specifies how the distributed filters should communicate is designed.
Science
Expert writing Tips
Best practice
Use "which specifies" to introduce a nonrestrictive clause, providing additional details about a noun that isn't essential for identifying it. Ensure the clause is set off with commas.
Common error
Avoid using "that specifies" when introducing a nonrestrictive clause. "Which specifies" is appropriate when the information is additional and not essential to the sentence's core meaning. If the clause is essential, use "that" instead.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which specifies" functions as a relative clause, introducing additional information about a preceding noun. According to Ludwig AI, this phrase is grammatically correct and widely used. The relative clause serves to define or clarify an aspect of the noun it modifies, adding detail to its description.
Frequent in
Science
51%
News & Media
29%
Formal & Business
7%
Less common in
Wiki
3%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "which specifies" is a grammatically sound and frequently used construct that introduces nonrestrictive clauses, providing supplementary details about a noun. According to Ludwig AI, the phrase is suitable for use in English. Predominantly found in scientific and news-related contexts, this phrase effectively clarifies and adds specificity to subjects in both formal and semi-formal discourse. When employing "which specifies", remember to offset it with commas and differentiate its use from "that specifies" to maintain grammatical accuracy. Alternative phrases like "that defines" or "that details" can be used depending on the nuance desired.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that defines
Focuses more on defining characteristics or essential qualities.
that details
Emphasizes providing thorough information or a comprehensive account.
that stipulates
Highlights the imposition of a condition or requirement.
that designates
Centers on assigning a specific role, name, or function.
that identifies
Focuses on pinpointing or recognizing something specific.
that clarifies
Highlights the action of making something easier to understand.
which outlines
Provides a summary or the main features of something.
which dictates
Emphasizes the power or authority in determining something.
which prescribes
Centers around suggesting or recommending a course of action.
that elucidates
Highlights a more elaborate clarification of something complex.
FAQs
How do I use "which specifies" in a sentence?
Use "which specifies" to add extra, non-essential information about a noun. Make sure to set off the clause with commas. For example, "The contract, which specifies the payment terms, was signed yesterday."
What's a good alternative to "which specifies"?
Depending on the context, you could use phrases like "that defines", "that details", or "that stipulates".
Is it correct to use "that specifies" instead of "which specifies"?
While both can be used, "which specifies" is best for nonrestrictive clauses (those that add extra information), while "that specifies" is better for restrictive clauses (those essential to the meaning of the sentence).
What's the difference between "which specifies" and "which describes"?
"Which specifies" implies a level of detail and precision, often related to rules or conditions. "Which describes" is more general, simply indicating what something is like without necessarily implying rules or conditions.
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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested