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
undeniably true
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "undeniably true" is correct and usable in written English.
You can use it to emphasize that something is absolutely or unquestionably true. Example: "It is undeniably true that climate change is a pressing issue that requires immediate action."
✓ Grammatically correct
News & Media
Science
Alternative expressions(20)
indisputably correct
patently obvious
certainly valid
demonstrably correct
absolutely right
indisputably true
commonly known
widely understood
arguably true
widely acknowledged
absolutely true
undoubtedly true
well discovered
well recognised
well praised
accepted wisdom
well acknowledge
well categorized
firmly established
well endorsed
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
This is undeniably true.
News & Media
Paradoxical but undeniably true".
News & Media
Though undeniably true, it is faint praise.
News & Media
In India, this seems undeniably true.
News & Media
Science is … Wrong This is undeniably true.
News & Media
It's undeniably true that big-market teams are at an advantage.
News & Media
It's undeniably true that the War on Poverty has been a failure.
News & Media
As backward as that might seem, the Giants say it is undeniably true.
News & Media
What is undeniably true, of course, is that the documents are old.
News & Media
It can only be confessed" And this seems to me obviously and undeniably true.
News & Media
It is undeniably true that I don't have the practical ability to ignore the state.
News & Media
Expert writing Tips
Best practice
When employing "undeniably true", ensure the context supports such a strong assertion; avoid using it for subjective opinions or unverified claims.
Common error
Avoid using "undeniably true" to validate subjective opinions or beliefs. This phrase is most effective when applied to objective facts or demonstrably verifiable information, not personal viewpoints.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "undeniably true" functions as an emphatic descriptor, intensifying the adjective "true". It asserts that a statement is not just true, but so unequivocally correct that it cannot be reasonably denied or disputed. As Ludwig AI confirms, it's used to highlight the absolute validity of a claim.
Frequent in
News & Media
85%
Science
8%
Formal & Business
3%
Less common in
Encyclopedias
2%
Wiki
1%
Reference
1%
Ludwig's WRAP-UP
In summary, "undeniably true" is a powerful phrase used to assert the absolute truth of a statement. As Ludwig AI highlights, it's grammatically correct and frequently used, particularly in news and media. Its primary function is to eliminate doubt and establish a solid foundation of truth. While versatile, it’s most effective when applied to objective facts and verifiable information, rather than subjective opinions. Alternatives like "indisputably correct" or "patently obvious" can be used to subtly shift the emphasis. The high frequency and positive assessment from Ludwig underscores its value in persuasive and informative writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
indisputably correct
Replaces "true" with "correct" and "undeniably" with "indisputably", focusing on the lack of dispute regarding its correctness.
unquestionably accurate
Substitutes "true" with "accurate" and "undeniably" with "unquestionably", stressing the accuracy and lack of questioning.
irrefutably factual
Emphasizes the impossibility of refuting the fact, providing a stronger assertion of truth.
patently obvious
Shifts from truth to obviousness, implying that the statement is clearly and readily apparent.
undoubtedly the case
Rephrases to emphasize that there's no doubt about the situation or fact being discussed.
demonstrably correct
Focuses on the ability to demonstrate the correctness of the statement, implying a provable truth.
certainly valid
Replaces "true" with "valid", implying a logical or factual soundness that is beyond doubt.
positively certain
Emphasizes certainty in a more emphatic manner, indicating a strong conviction about the truth.
verifiably genuine
Changes the focus to the genuineness of the information, highlighting that it can be verified.
absolutely right
Uses a more informal tone while still conveying complete agreement and certainty.
FAQs
How can I use "undeniably true" in a sentence?
You can use "undeniably true" to emphasize the certainty of a statement. For example, "It is "undeniably true" that exercise benefits your health."
What are some alternatives to "undeniably true"?
Alternatives to "undeniably true" include "indisputably correct", "patently obvious", or "certainly valid", depending on the specific nuance you wish to convey.
Is it always appropriate to use "undeniably true"?
While "undeniably true" can be effective for emphasizing certainty, it's best reserved for situations where the truth is genuinely beyond dispute. Avoid using it for claims that are subjective or lack concrete evidence.
What is the difference between "undeniably true" and "arguably true"?
"Undeniably true" suggests a statement is definitively correct and not open to debate, whereas "arguably true" indicates the statement may be true but is open to discussion and differing opinions.
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested