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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
impossible to question
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "impossible to question" is correct and usable in written English.
It can be used to describe a situation, belief, or statement that cannot be challenged or doubted. Example: "The evidence presented was so compelling that it was impossible to question its validity."
✓ Grammatically correct
News & Media
Science
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
7 human-written examples
"Even for people who are not big fans of Lech Walesa," said Andrzej Friszke, a historian who served as a consultant for the movie, "it is impossible to question the authenticity" of his battle against communism.
News & Media
"[D]ue to the highly emotional state of Amy Bishop, it had generally been impossible to question her while she was at the Braintree Police Department," a subsequent report maintained.
News & Media
Even if you were a kid who preferred more boisterous entertainments, or found his style too simple or too slow, it was impossible to question his integrity or intentions.
News & Media
What was impossible to question was Haw's combination of friendliness and bloody-mindedness, his insistence that it was not impossible to be heard, to challenge courts, to remind those in power of the consequences of their actions.
News & Media
Likewise, impressionistic stock footage that accompanies recollections of Malala's stay in hospital feels only a couple of steps up from ER. Malala herself is impossible to question; or, rather, impossible to unsettle.
News & Media
Without such data, it becomes difficult to impossible to question or verify statements about budgets and expenditures.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
It was impossible not to question the stereotype to which she had been expediently reduced: the white woman from Kansas.
News & Media
Countries without the rule of law stack the odds in favour of governmental decisions which are difficult or impossible genuinely to question.
News & Media
I ask him what is to me the key, and probably impossible to answer, question - why are young men radicalised?
News & Media
Nothing is impossible: we just need to question everything, imagine strongly.
News & Media
Because he had disposed of the liquid, it was impossible for later examinations to question his conclusion.
News & Media
Expert writing Tips
Best practice
When using the phrase "impossible to question", ensure that the context genuinely supports the assertion that the subject is beyond any reasonable doubt. Overuse can weaken your argument if not properly justified.
Common error
Avoid using "impossible to question" for subjective opinions or matters of personal preference. This phrase is best reserved for facts or evidence that are objectively verifiable and leave no room for legitimate dispute.
Source & Trust
90%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "impossible to question" functions as an adjective phrase modifying a noun, typically referring to a concept, statement, or belief. It asserts that the subject is so well-established or evident that it cannot be reasonably challenged or doubted. As Ludwig AI confirms, its usage is grammatically correct.
Frequent in
News & Media
40%
Science
30%
Academia
20%
Less common in
Wiki
5%
Formal & Business
5%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "impossible to question" is a grammatically sound and relatively common way to express that something is beyond reasonable doubt. As Ludwig AI suggests, it sees frequent use across diverse fields such as news, scientific research, and academic discourse. While perfectly acceptable and appropriate for formal contexts, it is vital to ensure that its usage aligns with the actual degree of certainty. Alternatives such as "unquestionable" or "indisputable" can be useful synonyms depending on the exact nuance that you want to portray, but the basic idea of "impossible to question" is to suggest that something is so certain that it needs no verification.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
unquestionable
A single word that conveys the meaning of not able to be disputed or doubted.
indisputable
Highlights the fact that the matter is beyond any dispute or argument.
beyond doubt
Emphasizes the certainty and lack of any reason to doubt.
not open to doubt
Directly states that there's no room for uncertainty or skepticism.
incontrovertible
Suggests the matter cannot be argued against due to overwhelming evidence.
undeniable
Highlights the fact that the matter is difficult to reject despite any opposition.
unassailable
Implies the matter is in a position of strength, incapable of being attacked or defeated.
not subject to questioning
Formally expresses that the topic is not to be questioned or investigated.
beyond reproach
Highlights that something is so good or correct that it cannot be criticized.
self-evident
Suggests the matter is clear and obvious without needing proof or explanation.
FAQs
How can I use "impossible to question" in a sentence?
You can use "impossible to question" to describe something that is so evident or well-supported that it cannot be reasonably doubted. For example, "The scientific evidence was so strong that the validity of the results was "impossible to question"."
What are some alternatives to "impossible to question"?
Alternatives include "unquestionable", "indisputable", "beyond doubt", or "incontrovertible". The best choice depends on the specific context and the nuance you want to convey.
Is it appropriate to use "impossible to question" in formal writing?
Yes, "impossible to question" is appropriate for formal writing, especially when discussing objective facts or well-established principles. However, ensure your claim is genuinely beyond doubt; otherwise, a more nuanced phrase might be more suitable.
What's the difference between "impossible to question" and "difficult to question"?
"Impossible to question" implies that something is absolutely certain and cannot be reasonably challenged, while "difficult to question" suggests that it would be challenging or complicated to raise doubts, but not necessarily impossible. The former conveys a much stronger sense of certainty.
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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
90%
Authority and reliability
4.5/5
Expert rating
Real-world application tested