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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
is testimony to
Grammar usage guide and real-world examplesUSAGE SUMMARY
"is testimony to" is a correct and usable phrase in written English.
It is used to express something that speaks for itself or confirms a fact or quality. For example: "The fact that the company has been in business for 100 years is testimony to its success."
✓ Grammatically correct
News & Media
Science
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
59 human-written examples
This list is testimony to that.
News & Media
This is testimony to the strategic importance of Turkey.
News & Media
The booming economy of Ruili is testimony to that.
News & Media
Indeed the nuclear deal is testimony to it.
News & Media
Mr. Bagapsh himself is testimony to that resistance.
News & Media
The exhibition is testimony to the endurance of the sonnet.
News & Media
The fact that some people do this is testimony to those who do not.
News & Media
The billions sent around the world in remittances each year is testimony to that.
News & Media
Its revival is testimony to the increased chill in relations between the Koreas in recent months.
News & Media
It alone is testimony to the many connections between Western and Islamic cultures.
News & Media
"It is testimony to the fact that Harlem is still here, and we're still the trendsetter".
News & Media
Expert writing Tips
Best practice
Use "is testimony to" when you want to emphasize that a particular fact or situation clearly demonstrates or proves something else. It's useful for highlighting the significance of evidence.
Common error
Avoid using "is testimony to" in very casual or informal writing. Simpler phrases like "shows" or "proves" are often more appropriate for everyday conversation or less formal communication.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is testimony to" functions as a linking expression. It connects a subject with an attribute or consequence, indicating that the former provides compelling evidence for the latter. As Ludwig AI confirms, it highlights a cause-and-effect relationship, where the subject serves as proof.
Frequent in
News & Media
67%
Science
15%
Formal & Business
5%
Less common in
Wiki
3%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "is testimony to" is a versatile phrase used to emphasize the demonstrative quality of something, highlighting its role as clear evidence or proof. As Ludwig AI indicates, this phrase is grammatically correct and frequently used, particularly in news and media, scientific, and formal business contexts. While it's generally appropriate for neutral to formal registers, overuse in casual conversation should be avoided. Consider alternatives like "is evidence of" or "is proof of" for variety. By understanding its proper usage and contexts, writers can effectively use "is testimony to" to strengthen their arguments and add weight to their claims.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
is a testament to
Synonymous, with a slight shift towards celebrating the subject.
is evidence of
Replaces "testimony" with "evidence", focusing on the proof aspect.
is proof of
Substitutes "testimony" with "proof", emphasizing the conclusive nature of the evidence.
attests to
Similar to 'bears witness', but more concise and formal.
is indicative of
Indicates a sign or suggestion rather than direct proof.
bears witness to
A more formal expression, suggesting a personal attestation.
demonstrates
Focuses on the act of showing or proving something clearly.
is a sign of
Implies an indication, which is less strong than definitive proof.
serves as confirmation of
Highlights the role of confirming or validating something.
validates
Implies establishing or supporting the truth or value of something.
FAQs
How can I use "is testimony to" in a sentence?
Use "is testimony to" to indicate that something serves as clear evidence or proof of something else. For example, "The company's consistent profits are testimony to its effective management."
What phrases can I use instead of "is testimony to"?
You can use alternatives such as "is evidence of", "is proof of", or "is indicative of" depending on the context.
Is there a difference between "is a testament to" and "is testimony to"?
While very similar, "is a testament to" often carries a slightly more celebratory or commemorative tone, whereas "is testimony to" is more neutral in tone, directly indicating that something serves as evidence.
When is it appropriate to use "is testimony to" in writing?
It is appropriate to use "is testimony to" in formal writing, reports, or articles where you want to clearly and emphatically highlight the evidence supporting a particular claim or observation. It's common in news, academic, and professional contexts.
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested