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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
on what principles
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "on what principles" is correct and usable in written English.
You can use it when inquiring about the foundational beliefs or rules that guide a particular action, decision, or theory. Example: "On what principles do you base your argument for this policy change?"
✓ 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
7 human-written examples
The only real argument to have is one about how much modding should be done, and on what principles.
News & Media
On what principles should immigration be based?
He constructed the thought experiment of the 'Original Position' in which individuals imagine themselves not knowing what role in society they are going to play or what endowments of talent or material wealth they possess, and agree together on what principles of justice they will accept.
Science
The commission will try to offer those officials and experts more detailed guidance than is yet available on how they ought to make the decision: what sort of questions they should ask, what they need to know, and on what principles they should stand.
Academia
Engage with them on what principles to abide by.
News & Media
Experience shows that there is often disagreement on what principles should be used to make fair allocation decisions (i.e., distributive fairness) [ 8, 17].
Science
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
On what principle, then, shall we any longer choose justice rather than the worst injustice?
In addition to the names of kings, events occasionally are mentioned, especially for the later years; but it is hard to understand on what principle they are included.
Encyclopedias
On what principle could you leave such a scene out? "Full Frontal" is the sort of arbitrary mess that gives experimentation a bad name.
News & Media
But so said all before us, and with just as much apparent reason… on what principle is it that, when we see nothing but improvement behind us, we are to expect nothing but deterioration before us?
News & Media
This may sometimes be deemed a necessary measure in the support of armies; on what principle can the people claim the right to be exempt from this burden?
Academia
Expert writing Tips
Best practice
To enhance clarity, consider specifying whose principles are being referenced. For example, "On what ethical principles does this organization operate?"
Common error
Avoid using "on what principles" in situations where the subject lacks clearly defined guiding principles. This can lead to vague or irrelevant responses. Instead, consider asking about the general approach or strategy.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "on what principles" functions as an interrogative prepositional phrase. It's used to solicit the foundational beliefs, values, or guidelines that inform a particular decision, action, or system. As Ludwig AI indicates, the phrase is grammatically sound and appears across diverse sources.
Frequent in
Academia
33%
News & Media
50%
Science
17%
Less common in
Formal & Business
0%
Encyclopedias
0%
Social Media
0%
Ludwig's WRAP-UP
In summary, "on what principles" is a grammatically correct phrase used to inquire about the foundational beliefs or guidelines behind an action or decision. As confirmed by Ludwig AI, it is found across various reputable sources. Its usage spans from neutral to formal contexts, with particular prevalence in News & Media and Academia. When employing this phrase, ensure clear context and specify whose principles you are referencing. Alternative phrases like "based on what rationale" or "according to which tenets" can provide nuanced ways to express similar inquiries. By using "on what principles" thoughtfully, you can effectively seek clarification on the core values driving a particular subject.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
Based on what rationale
This alternative focuses on the reasoning or justification behind a decision or action.
According to which tenets
This option emphasizes the core beliefs or doctrines that guide a particular stance.
By what standards
This highlights the criteria or benchmarks used for evaluation or judgment.
On what grounds
This alternative asks about the basis or justification for a claim or action.
Under what guidelines
This option focuses on the specific rules or recommendations being followed.
Using what justification
This phrase specifically targets the explanation or defense offered for an action.
Following what doctrines
This emphasizes the set of beliefs or principles that are being adhered to.
Guided by what values
This alternative highlights the ethical or moral principles that influence a decision.
What is the underlying philosophy
This asks about the general principles or beliefs behind something.
What is the basis for
This alternative directly inquires about the foundation or reason for something.
FAQs
How can I rephrase "on what principles" to sound more formal?
For a more formal tone, consider using "based on what rationale", "according to which tenets", or "by what standards". These alternatives offer a more elevated and precise way to inquire about the underlying basis of something.
Is "on what principles" interchangeable with "on what grounds"?
While similar, "on what principles" typically refers to fundamental beliefs or rules, whereas "on what grounds" asks about the specific justification or reason for a claim or action. The best choice depends on the specific nuance you wish to convey.
What's the best way to use "on what principles" in a sentence?
A good approach is to follow "on what principles" with a specific action, decision, or theory you're questioning. For example, "On what principles should immigration be based?" or "On what principles was this policy change decided?".
What are some words that have a similar meaning to "principles" in the context of "on what principles"?
Synonyms for "principles" in this context include "tenets", "values", "standards", and "doctrines". You can adjust your word choice based on the particular subject matter you're discussing.
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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
4.1/5
Expert rating
Real-world application tested