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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
a reason for which
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a reason for which" is correct and usable in written English.
You can use it to introduce a phrase or clause that explains the cause or purpose of something. For example, "She gave me a very thoughtful gift, a reason for which I was truly grateful."
✓ Grammatically correct
News & Media
Science
Academia
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
6 human-written examples
"That's enough of a reason for which to stand up and applaud Rouhani".
News & Media
The epistemic basing relation is the relation which holds between a reason and a belief if and only if the reason is a reason for which the belief is held.
Science
Benjamin Franklin eloquently gives us a reason for which to do so, "He who has health has hope.
News & Media
There is a reason for which the Bouquinistes can (still) be found along the Seine and not along the Potomac.
News & Media
The situation is not going to improve in Mexico in the foreseeable future and if it's not addressed soon then the traditional #1 reason for illegal immigration -- jobs -- will be replaced by a reason for which it is a lot harder to remove undocumented immigrants from a country -- fear for their lives back home.
News & Media
However, we do not see a reason for which such biases in cell size would be consistently in the direction required to explain the mismatch between the reports and the estimate given here.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
Thus, A can be a reason for B which is a reason for C which is a reason for A. If this is acceptable, then what we have is a chain of reasons that is never-ending but which does not involve an infinite number of beliefs.
Science
There's a reason for it, which is that every 25 years, every generation, popular music goes through a change.
News & Media
We agree that the resemblance to the American M series is strong, and there is probably a reason for this, which we will take up in a moment.
News & Media
There is a reason for this, which brings us to pointer #2. 2.
News & Media
Practices that agreed to participate but subsequently withdrew after baseline data collection were also asked to give a reason for withdrawing which was recorded.
Expert writing Tips
Best practice
Use "a reason for which" to introduce a clause that provides a formal explanation or justification, especially in academic or professional writing.
Common error
Avoid using "a reason for which" in casual conversation or informal writing. Opt for simpler alternatives like "why" or "because" for a more natural flow.
Source & Trust
83%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a reason for which" functions as a relative clause, introducing a subordinate clause that provides further explanation or justification for a preceding statement. Ludwig AI confirms its correctness, aligning with examples where it clarifies cause or motive.
Frequent in
Science
33%
News & Media
33%
Academia
17%
Less common in
Encyclopedias
8%
Wiki
8%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, the phrase "a reason for which" is a grammatically sound relative clause used to introduce an explanation or justification, as validated by Ludwig AI. It is most appropriate for formal and scientific contexts, while simpler alternatives may be preferred in casual settings. Its communicative purpose is to provide clarity and detail, clarifying reasons behind statements or actions. While not exceedingly common, it appears in reputable sources like The New York Times and The Guardian, indicating its acceptance in formal discourse.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a cause for which
Emphasizes the underlying cause or origin of something.
a justification for which
Highlights the act of defending or vindicating a particular action or belief.
a basis for which
Focuses on the underlying foundation or support for something.
a rationale for which
Stresses the logical or reasoned explanation.
a purpose for which
Emphasizes the intended aim or objective.
the motive for which
Highlights the underlying reason or intention behind an action.
the grounds for which
Focuses on the specific reasons or evidence supporting a decision.
the account for which
Suggests a detailed explanation or narrative of events.
the explanation for which
Highlights the act of making something clear or understandable.
the pretext for which
Implies a reason that is given to conceal the true motive.
FAQs
How can I use "a reason for which" in a sentence?
Use "a reason for which" to introduce a clause that explains the cause, justification, or purpose behind a statement or action. For example: "The company provided a detailed report, a reason for which investors felt more confident."
What are some alternatives to "a reason for which"?
You can use alternatives such as "why", "because of which", or "for what reason", depending on the level of formality and the specific nuance you want to convey. For instance, "the reason why" can often replace "a reason for which" in less formal contexts.
Is "a reason for which" formal or informal?
"A reason for which" leans towards the formal side. In more casual settings, using simpler terms like "why" or "because" may sound more natural.
What is the difference between "a reason for which" and "the reason why"?
"A reason for which" tends to be more formal and is often used in academic or professional writing. "The reason why" is more common in everyday language and informal contexts, and has a similar meaning.
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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