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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
this testifies to
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "this testifies to" is correct and usable in written English.
It can be used to indicate that something serves as evidence or proof of a particular fact or situation. Example: "The increase in sales this quarter testifies to the effectiveness of our new marketing strategy."
✓ Grammatically correct
Science
News & Media
Formal & Business
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
16 human-written examples
That's all this testifies to.
News & Media
This testifies to the profound effects testosterone exerts on the brain and the mind.
Furthermore, this testifies to the dynamic nature of glacial environments in monsoon-influenced high mountain regions.
Science
Whether this testifies to Pushkin's genius or to the glacial change of development of Russian language and culture, I do not know.
News & Media
All this testifies to the efficiency of employment of the developed models in investigation and prediction of effects of space radiation on the thrombocytopoietic and granulocytopoietic systems.
Science
All this testifies to the global integration of China's economy, now the sixth-largest in the world with a GDP of $1.4 trillion.This rapid growth has ensured political stability.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
44 human-written examples
Does this testify to a new wave of self-examination in your country?
News & Media
That Penguin Books would have even considered doing as unconventional and giant a volume as this testified to Avedon's clout.
News & Media
It is likely that the compiler was one of Baldwin's clerks, and that this testified to Baldwin's continuing interest in canon law.
Wiki
This result testifies to the use of this technique as a good tool in the rapid detection of these important toxigenic species.
This omission testifies to something immature, obtuse and testosteroney in the Oscar taste.
News & Media
Expert writing Tips
Best practice
Use "this testifies to" when you want to introduce a piece of evidence that supports a claim or illustrates a point. Ensure the connection between the evidence and the claim is clear and logical.
Common error
Avoid using "this testifies to" in casual conversation or informal writing. Simpler alternatives like "this shows" or "this indicates" are more appropriate for less formal settings.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "this testifies to" functions as a transitional phrase that introduces evidence or support for a preceding statement. As noted by Ludwig AI, it is grammatically correct and clearly signals that what follows serves as proof or confirmation.
Frequent in
Science
44%
News & Media
38%
Formal & Business
9%
Less common in
Wiki
6%
Academia
3%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "this testifies to" is a grammatically correct and commonly used expression that introduces evidence or proof to support a claim. According to Ludwig AI, it is acceptable for use in writing. It is most frequently found in scientific and news contexts, indicating a relatively formal tone. When writing, consider using simpler alternatives like "this demonstrates" or "this indicates" in informal settings. The choice depends on the desired level of formality and emphasis.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
this demonstrates
This is a more direct and common alternative, suitable for most contexts.
this indicates
Similar to "this demonstrates", but slightly less forceful.
this proves
Implies a stronger level of certainty than "this testifies to".
this confirms
Suggests that something previously suspected or predicted is now true.
this validates
Implies that something is shown to be correct or accurate.
this substantiates
A more formal alternative, suggesting that something is supported by evidence.
this bears witness to
A more literary and emphatic alternative.
this is evidence of
A more explicit and less concise alternative.
this highlights
Focuses on drawing attention to a specific aspect or feature.
this underscores
Emphasizes the importance or significance of something.
FAQs
How can I use "this testifies to" in a sentence?
Use "this testifies to" to introduce a fact or observation that provides evidence for a particular conclusion. For example, "The increase in student enrollment this year "this testifies to" the success of the new academic programs."
What are some alternatives to "this testifies to"?
Alternatives include "this demonstrates", "this indicates", "this proves", or "this confirms". The best choice depends on the specific context and the level of certainty you want to convey.
Is "this testifies to" formal or informal?
"This testifies to" is generally considered more formal than alternatives like "this shows". It is suitable for academic, professional, and journalistic writing.
What is the difference between "this testifies to" and "this implies"?
"This testifies to" suggests that something provides direct evidence for a conclusion, while "this implies" suggests that something hints at or suggests a conclusion without providing direct proof. The choice depends on the strength of the evidence.
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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