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
is attested
Grammar usage guide and real-world examplesUSAGE SUMMARY
"is attested" is a valid phrase in written English.
You would use it when you're referring to a piece of evidence or testimony that is provided or observed as proof of something. Example: The fact that the bridge was built in the 1800s is attested by the dated engraving on the cornerstone.
✓ Grammatically correct
Encyclopedias
News & Media
Science
Wiki
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
From 1887, however, it is attested as meaning "a female of immoral character; a prostitute".
News & Media
But, fanciful as it sounds, sperm-squeezing is attested to by another source.
News & Media
Trade with Syria and Palestine is attested by scenes of ships carrying foreign peoples.
Encyclopedias
The earliest Tamil writing is attested in inscriptions and potsherds from the 5th century bce.
Encyclopedias
Armagh's prosperity in the 18th century is attested to by many monuments and buildings.
Encyclopedias
The cultural heterogeneity of the EU is attested to by 30m Muslims already within its borders.
News & Media
The young man's apprenticeship to Rembrandt is attested by Rembrandt's first biographer, Arnold Houbraken.
Encyclopedias
An early form of Canaanite is attested in the Tell el-Amarna letters (c. 1400 bc).
Encyclopedias
By some means, however, the tribe as such survived and is attested in imperial times.
Encyclopedias
The cult of the battle signa among the Roman legions is attested by a number of ancient writers.
News & Media
Linear A is attested in Crete and on some Aegean islands from approximately 1850 bc to 1400 bc.
Encyclopedias
Expert writing Tips
Best practice
Use "is attested" when you want to convey that something is supported by concrete evidence or historical records. This phrase adds a layer of authority and credibility to your writing.
Common error
Avoid using "is attested" in casual or informal writing. This phrase is better suited for academic papers, formal reports, or historical analyses. Using it in informal contexts can sound overly pretentious or stilted.
Source & Trust
78%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
"Is attested" functions as a verb phrase indicating that something is supported by evidence or proof. As Ludwig AI states, it signifies confirmation of correctness, truth, or genuineness. The phrase commonly introduces verifiable facts within a statement.
Frequent in
Encyclopedias
25%
Science
24%
News & Media
24%
Less common in
Wiki
13%
Formal & Business
9%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "is attested" is a valuable tool for writers seeking to add credibility and authority to their statements. As Ludwig AI confirms, it signifies that something is supported by evidence or historical record. It's most frequently found in encyclopedias, scientific publications, and news articles, making it suitable for formal and academic contexts. While "is attested" is grammatically correct and widely used, it's important to avoid overuse in informal writing. Alternatives like ""is confirmed"" or ""is validated"" can be used depending on the context. The phrase adds a layer of authority and credibility to your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is confirmed
This alternative provides a direct synonym, suggesting validation or verification of a fact or statement. It implies a degree of certainty.
is validated
Similar to "is confirmed", but this version stresses the act of checking or proving something to be accurate.
is substantiated
This option emphasizes that there is evidence to support the claim or statement being made, usually through factual information.
is verified
Suggests that the information has been checked and found to be true or accurate.
is borne out
Indicates that evidence supports or confirms something over time or through investigation.
is supported by
Highlights that the statement or claim has backing or reinforcement from evidence, data, or other sources.
is evidenced by
Focuses on the proof or indication that something exists or is true, shown through direct evidence.
is demonstrated by
Implies that something is clearly shown or proven through examples, experiments, or factual representations.
is proven by
This option emphasizes that something has been established as a fact beyond any reasonable doubt, frequently with empirical data.
is showcased by
Suggests that something is displayed or represented as evidence of a particular quality or characteristic. This version is less formal.
FAQs
How can I use "is attested" in a sentence?
Use "is attested" to indicate that something is supported by evidence or historical record. For example, "The presence of Roman settlements in the area "is attested" by archaeological finds."
What are some alternatives to "is attested"?
Alternatives include "is confirmed", "is validated", or "is substantiated". The best choice depends on the specific nuance you want to convey.
Is it better to say "is attested by" or "is attested to"?
Both "is attested by" and "is attested to" are acceptable. "Is attested by" is typically used when referring to direct evidence, while "is attested to" is used when referring to something that serves as indirect evidence or a testament.
What does "attested" mean?
"Attested" means to provide or serve as clear evidence of something. It implies that there is solid proof or historical documentation supporting a particular claim or fact.
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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
78%
Authority and reliability
4.5/5
Expert rating
Real-world application tested