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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
the date which is
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "the date which is" is correct and usable in written English.
It can be used when referring to a specific date in a descriptive or explanatory context. Example: "The date which is significant for our meeting is next Friday."
✓ Grammatically correct
Academia
News & Media
Science
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
19 human-written examples
Washington, which hit 25 Thursday afternoon, rose above its coldest high for the date, which is 19 degrees, set in 1894 (when measurements were taken at 24th and M streets in the District).
News & Media
clause (i) shall be applied by substituting for 'October 1, 1982' the date which is 90 days after the date on which such regulatory body approves a public offer to acquire stock in such corporation.
Academia
Clause (i) shall not apply to any cost paid or incurred after the date which is 10 years after the date of the enactment of the Tax Cuts and Jobs Act.
Academia
on the date which is 20 years after December 18 , 1991 for any portion of the area described in subsection (b) which on such date is not bulkheaded, filled, or occupied by a permanent structure (including docking facilities).
Academia
Note the date, which is critical because this season M.L.S. will begin play the weekend of March 2-3, which will give the teams 90 minutes of real competition before diving into the Champions League.
News & Media
If the acquisition described in clause (i)(II) is subject to approval by a Federal regulatory agency, clause (i) shall be applied by substituting for 'October 1, 1982' the date which is 90 days after the date on which approval by the Federal regulatory agency of such acquisition becomes final.
Academia
Human-verified similar examples from authoritative sources
Similar Expressions
41 human-written examples
Politico and Fight for the Future reported the date, which was not disputed by a Senator's aide I contacted.
News & Media
He truncated Liberty's neck at a sharper angle to allow more space for the date, which was punched into the dies by hand.
Wiki
(This essentially secret meeting, and the comment itself, had occurred on 27 March 2009, but Javers failed to cite the date, which was indicated only under the accompanying AP wire photo of the CEOs coming out of this publicly unannounced event).
News & Media
But Alinghi and Oracle officials are still haggling over the particulars of the competition, including the dates, which is the reason for the hearing Thursday in New York.
News & Media
The pole, I realized, was thwacking my tree branches in the hope of shaking loose the dates, which were now tumbling into the alley by the handful.
News & Media
Expert writing Tips
Best practice
When using "the date which is", ensure that the phrase clearly introduces or clarifies a specific date, especially when it may not be immediately obvious or requires further explanation. For example, use it to define a specific cutoff or deadline in a formal context.
Common error
Avoid using "the date which is" in simple sentences where a more direct phrasing would suffice. For example, instead of saying "The meeting date which is next Friday is confirmed", say "The meeting is confirmed for next Friday" to enhance clarity and conciseness.
Source & Trust
83%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the date which is" functions as a relative clause providing additional information or clarification about a specific date. Ludwig AI indicates it is grammatically correct. Examples show it used to define specific timeframes in legal, news, and scientific contexts.
Frequent in
Academia
25%
News & Media
50%
Science
25%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "the date which is" is a grammatically sound phrase used to specify or clarify a particular date. While Ludwig indicates that it is considered correct, it is generally used in neutral to formal contexts, predominantly in news, academic, and scientific domains. For more concise and direct communication, consider alternatives like "the date that is" or simply rephrasing the sentence. Ensure clarity by avoiding its use in simple sentences where a more straightforward phrasing would suffice.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
the date that is
Replaces "which" with "that", a common alternative relative pronoun.
the particular date that is
Adds emphasis with "particular".
the specific date being
Adds specificity by including "specific" and uses the progressive form "being".
the relevant date being
Substitutes "relevant" for a focus on importance or pertinence.
the exact date is
Emphasizes precision using "exact".
the scheduled date is
Emphasizes that date has been arranged.
the designated date is
Implies an official assignment or designation.
the given date is
Indicates that the date is already known or specified.
that date being
A more concise formulation using "being".
the aforesaid date being
Introduces a formal tone, useful when referring to a previously mentioned date.
FAQs
How can I use "the date which is" in a sentence?
Use "the date which is" to provide further clarification about a specific date, especially when its relevance might not be immediately clear. For instance, "The deadline, the "date which is" 30 days from today, must be strictly observed".
What are some alternatives to using "the date which is"?
Alternatives include "the date that is", "the date being", or rephrasing the sentence for better clarity. For example, instead of "the date which is important", you might say "the key date".
Is it more formal to say "the date which is" or "the date that is"?
Both "the date which is" and "the date that is" are acceptable, but "the date that is" is often considered slightly more common and less formal in contemporary English. The choice depends on the context and desired tone.
How does "the date which is" compare to using a simple appositive?
A simple appositive can often replace "the date which is" for conciseness. For instance, instead of "The event will be held on July 15, the "date which is" my birthday", you can write "The event will be held on July 15, my birthday".
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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
83%
Authority and reliability
4.3/5
Expert rating
Real-world application tested