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
reason on which
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "reason on which" is correct and usable in written English.
It is typically used to introduce the reason or basis for something. Example: The decision to cancel the event was the reason on which we received numerous complaints about the lack of proper safety measures.
✓ Grammatically correct
Science
News & Media
Academia
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
8 human-written examples
But I simply do not see any reason on which such a motion can be based".
News & Media
Pink's "Just Give Me a Reason," on which Nate Ruess also sings, slipped to No. 2, followed by Justin Timberlake's "Mirrors" at No. 3, and Rihanna's "Stay," with Mikky Ekko, at No. 5.
News & Media
The DRR is a negative constraint; it identifies a kind of reason that cannot itself justify a coercive law and so a kind of reason on which citizens may not exclusively rely when supporting a coercive law.
Science
For example, if our opponent says "You are not his son" or "You are illegitimate" or "You are not his only son"; or, again, "You are not entitled to inherit" or "You have co-heirs," we must prove the validity p359 of the reason on which we base our claim that the property should be adjudicated to us.
Academia
Condition (ii) allows that a reason rj, which is in turn a reason for ri, which in turn is a reason for the belief that h, is also a reason on which the belief that h is based, and the "or …, etc".
Science
The apparent problem for Swain's view was that the students belief about the period also seemed to be counted as a reason on which her belief about the length was based, when in fact the basing relation went in the reverse direction.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
52 human-written examples
Furthermore, the claim that it is somehow improper to base such a decision on prudential reasons seems to presuppose precisely what Pascal denies namely, that there are epistemic reasons on which one's decision might more appropriately be made to rest.
Science
The second type of argument that Rawls provides in favor of his favored restrictions on religious reasons, however, appeals not to the claim that justifying coercion on the basis of alien reasons disrespects our compatriots, but to the idea that the reasons on which we rely must be ones that others can endorse as autonomous agents.
Science
The Award must give the reasons on which it is based.
Academia
I certainly know the reasons on which I made my decision.
News & Media
Like Ladies Night and pitchers named Wilbur, left-handed catchers are effectively extinct — for reasons on which there is bizarrely little consensus.
News & Media
Expert writing Tips
Best practice
Use "reason on which" to clearly introduce the justification or basis for a decision, argument, or belief, ensuring that the connection is explicit and easily understood by the reader. For clarity, ensure the sentence structure emphasizes the relationship between the reason and the subsequent action or conclusion.
Common error
Avoid embedding "reason on which" within overly complex sentences, as this can obscure the intended meaning. Simplify the sentence by placing the reason closer to the action it justifies for better readability.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "reason on which" functions as a prepositional phrase that introduces the basis or justification for a particular action, decision, or belief. Ludwig AI confirms its correct and usable nature in written English.
Frequent in
Science
40%
News & Media
30%
Academia
30%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "reason on which" serves as a grammatically sound and usable prepositional phrase, often employed to introduce the underlying basis or justification for a statement, action, or belief. While Ludwig AI confirms its correctness, it is most commonly found in scientific, news-related, and academic contexts, and assumes a somewhat formal tone. For clearer and simpler communication, writers can use similar phrases that minimize ambiguity and avoid overly complicated sentence constructions. Despite its somewhat formal nature, understanding and utilizing "reason on which" enables precise and explicit communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
basis upon which
Replaces 'reason' with 'basis', focusing on the foundation or support.
grounds on which
Substitutes 'reason' with 'grounds', highlighting the justification or cause.
justification for which
Uses 'justification' instead of 'reason', emphasizing the act of defending or vindicating.
rationale behind which
Employs 'rationale', focusing on the underlying principles or logic.
motive for which
Replaces 'reason' with 'motive', indicating the driving force behind an action.
pretext upon which
Substitutes 'reason' with 'pretext', suggesting a reason that is not the real one.
consideration for which
Uses 'consideration' instead of 'reason', emphasizing a factor taken into account.
explanation on which
Replaces 'reason' with 'explanation', focusing on clarifying or elucidating.
cause on account of which
Replaces 'reason' with 'cause', highlighting the origin of something.
account for which
Focuses on providing a detailed explanation or justification.
FAQs
How can I use "reason on which" in a sentence?
You can use "reason on which" to introduce the basis for a decision, like "The overwhelming evidence was the "reason on which" the jury based its verdict".
What phrases are similar to "reason on which"?
Similar phrases include "basis upon which", "grounds on which", and "justification for which", all indicating a foundation or rationale.
Is it more formal to use "reason on which" or a simpler alternative?
"Reason on which" leans towards a more formal register. In less formal contexts, consider alternatives like "because of" or "due to".
How does "reason on which" differ from "because of"?
"Reason on which" is typically used to introduce a more formal or detailed explanation, while "because of" is a more direct and commonly used causal connector.
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested