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
it is indisputably true
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it is indisputably true" is correct and usable in written English.
You can use it to assert a fact or statement that is universally accepted or cannot be argued against. Example: "It is indisputably true that the Earth revolves around the Sun."
✓ Grammatically correct
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
5 human-written examples
It is indisputably true that - just as conservatives argued that Furkan Dogan was not a Real American - large numbers of Americans believe the same about the Denver-born teenager named Abdulrahman.
News & Media
"It is indisputably true that the United States has a problem with blacks killing blacks," Cooke writes.
News & Media
The Democrats have convinced themselves it is indisputably true that their $1 trillion plan will greatly improve the quality of care, universally lower the cost of providing it and produce substantial savings for the government.
News & Media
It is indisputably true that when they're happy and loved, these dogs have the very best smiles.
News & Media
While it may not be true that Taitz has been disbarred, it is indisputably true that a complaint against her has been filed in the California bar.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
Very many commentators and critics have singled it out as a book of great importance and influence, which is indisputably true when you read the literature surrounding it.
News & Media
This is indisputably true because I have the plaques to prove it.
News & Media
And that is indisputably true, and the theft is compounded when the return is so small in general.
News & Media
When you figure out the answer, you know you've found something that is indisputably true anywhere, anytime.
News & Media
Whatever else there is to say about this entreaty, one part that is indisputably true is that this land-locked, ruggedly beautiful nation is in absolute misery.
News & Media
Although that is indisputably true, the commercials also suggest that Trump is a human man, and not – as is actually the case – a mass of orange clay molded into human form and given life through that ectoplasm from Ghostbusters 2 that responds to negative emotions.
News & Media
Expert writing Tips
Best practice
When employing "it is indisputably true", provide context or evidence to support your assertion, further reinforcing its validity and preventing potential misunderstandings.
Common error
Avoid using "it is indisputably true" excessively, as it can make your writing sound repetitive or overly assertive. Instead, vary your language to express certainty in different ways.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it is indisputably true" functions as an emphatic assertion. It's used to introduce a statement that the speaker or writer believes to be undeniably correct, leaving no room for doubt or disagreement. As Ludwig indicates, the phrase aims to establish certainty and conviction.
Frequent in
News & Media
60%
Science
20%
Wiki
20%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "it is indisputably true" is used to assert a statement as undeniably correct. Ludwig shows the phrase functions as an emphatic assertion, aiming to convince the audience of its validity. Its register is generally neutral and mostly common in News & Media and Science contexts. While grammatically sound, it's important to use it judiciously to avoid sounding repetitive or overly assertive. Despite its correctness, according to Ludwig, overuse can diminish the impact of your writing. Consider using synonyms like "it is undeniably true" or "it is certainly true" for variety.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it is undeniably the case
Replaces "indisputably true" with "undeniably the case", softening the tone while maintaining certainty.
it is patently obvious
Emphasizes the obviousness of the truth, suggesting it requires no further proof.
it is beyond question
Indicates that the truth is so certain that it cannot be doubted.
it is demonstrably true
Highlights that the truth can be proven or shown to be correct.
there is no doubt that
Introduces a statement with a strong assertion of certainty.
it is manifestly true
Stresses that the truth is evident and easily perceived.
it is irrefutably true
Highlights that the truth cannot be disproven by argument or evidence.
it is certainly the truth
Uses a common adjective to replace indisputably, lowering a bit the intensity.
it is without a doubt true
Emphasizes truth by stating that there aren't any doubts.
it is absolutely correct
Replaces "true" with "correct", adjusting the tone.
FAQs
How can I use "it is indisputably true" in a sentence?
You can use "it is indisputably true" to introduce a statement that you believe is absolutely correct and cannot be reasonably challenged. For example, "It is indisputably true that regular exercise benefits your health."
What phrases are similar to "it is indisputably true"?
Similar phrases include "it is undeniably true", "it is certainly true", and "it is unquestionably true", which all convey a sense of certainty and agreement.
Is it better to use "it is indisputably true" or "it is undoubtedly true"?
Both phrases convey a strong sense of certainty. "It is indisputably true" suggests that the statement cannot be disputed, while "it is undoubtedly true" indicates that there is no reason to doubt the statement. The choice depends on the specific context and the nuance you want to convey.
When should I avoid using "it is indisputably true"?
Avoid using "it is indisputably true" when presenting an opinion or a subjective viewpoint. This phrase is best reserved for factual statements or conclusions supported by strong evidence. Using it for opinions can sound overly assertive and potentially alienate your audience.
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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