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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
under which
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "under which" is correct and usable in written English.
It can be used to indicate the conditions under which something happened, such as in this example sentence: "She made a donation to the charity, under which she received a tax credit."
✓ Grammatically correct
News & Media
Science
Encyclopedias
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
60 human-written examples
Under which administration?
News & Media
Under which military orders?
News & Media
brand, under which the wrestlers perform.
News & Media
They set the rules under which the quango operates".
News & Media
That's the logic under which Google's success is generalizable.
News & Media
"But in Britain it is under, which suggests under-prescribing".
News & Media
Brancusi was a tree under which an artist could grow.
News & Media
This was the law under which Mr. Garza was prosecuted.
News & Media
Also odd: the rubrics under which these dishes fall.
News & Media
It determines the conditions under which the game is played.
News & Media
The Borough Market determines the status under which traders operate.
News & Media
Expert writing Tips
Best practice
When using "under which", ensure the clause it introduces clearly defines the condition, circumstance, or framework being referred to. This helps maintain clarity and precision in your writing.
Common error
Avoid using "under which" without a clear antecedent. Ensure it's immediately obvious what conditions or circumstances you are referring to, or the sentence becomes confusing.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "under which" functions as a relative pronoun introducing a relative clause. It specifies the conditions, circumstances, or rules governing a situation or action, as demonstrated by Ludwig's examples.
Frequent in
News & Media
36%
Science
42%
Encyclopedias
3%
Less common in
Formal & Business
1%
Reference
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "under which" is a versatile phrase used to introduce relative clauses that specify conditions, circumstances, or frameworks. As confirmed by Ludwig AI, it is grammatically correct and widely used across various contexts, particularly in news, scientific, and formal writing. While alternatives exist, "under which" often provides a clear and concise way to express conditionality. When using "under which", ensure that the reference is clear to avoid ambiguity. Its frequent presence in authoritative sources like The New York Times and The Guardian underscores its reliability and effectiveness in formal communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
subject to which
Emphasizes the idea of being conditional or contingent upon something. It focuses on the dependence of one thing on another.
conditional on
Highlights that something will only occur if specific conditions are met. This is a more concise way of expressing conditionality.
in circumstances where
Focuses specifically on the situational context that enables or influences an event. More verbose than "under which".
given the condition that
Stresses that a particular requirement must be satisfied. More formal and emphasizes a prerequisite.
in the event that
Highlights a potential future scenario where something might happen. Less about ongoing conditions and more about hypothetical situations.
on the basis of which
Emphasizes the rationale or justification for an action or decision. Focuses on the underlying reasons.
pursuant to which
Indicates an action is being done according to a specific law, rule, or agreement. More formal and legalistic.
according to which
Emphasizes adherence to a specific rule, standard, or guideline. Focuses on conformity.
within the bounds of
Highlights limitations and restrictions. It stresses the operational boundaries.
consistent with
Signifies agreement or harmony with a set of principles or rules. It underscores alignment and compatibility.
FAQs
How can I use "under which" in a sentence?
Use "under which" to introduce a relative clause that specifies a condition or circumstance. For example: "This is the law "under which" Mr. Garza was prosecuted."
What are some alternatives to "under which"?
Depending on the context, you can use alternatives such as "subject to which", "conditional on", or "in circumstances where" to express similar meanings.
Is it more formal to use "under which" or "in which"?
"Under which" often carries a more formal tone than "in which", implying a more structured or regulated context. Consider your audience and the level of formality required when choosing between the two.
What's the difference between "under which" and "on the basis of which"?
"Under which" refers to conditions or circumstances, while "on the basis of which" refers to the reasons or justifications. The phrase "on the basis of which" emphasizes the rationale for an action or decision.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested