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 well attested
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it is well attested" is correct and usable in written English.
You can use it to indicate that something is supported by substantial evidence or documentation, often in academic or formal contexts. Example: "The theory is well attested in the literature, with numerous studies supporting its validity."
✓ 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
2 human-written examples
It is well attested in inscriptions and texts for about five centuries before the Common Era and was used in official documents until approximately 90 89 bce.
Encyclopedias
According to my scholarly friend Timothy Dickinson, who knows everything, "It is well attested that on one occasion Louis XIV was having an enema, and his marchal de loge (the marshall of the bedchamber) emerged and announced that since the king was having an enema, only the 60 senior ladies could be admitted".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
His bipolarity is well attested; his public acknowledgement of it has been immensely valuable for many people, as has his frank embrace of his sexual orientation.
News & Media
Such automatic pitch lowering is well attested outside Chadic both within and outside Africa.
Encyclopedias
The root and pattern system is well attested for Semitic, is less so for Amazigh, and is only rudimentary in Cushitic and Chadic.
Encyclopedias
Instead, the secular historian must find a starting point that is well attested in non-Biblical evidence, and work forward from there.
News & Media
Leucippus (5th c. BCE) is the earliest figure whose commitment to atomism is well attested.
Science
Neandertal occupation of Eemian environments in Europe is well attested by several archaeological sites dating to this interglacial period.
Science
Although the occurrence of different soil failure mechanisms during soil cutting operations is well attested to in the literature, not all have been successfully characterised and modelled.
Science
The differentiation between subdivisions within houses and the influence of the Viking European trading network on Dublin is well attested in the results.
Science
After Ibn al-Ḥâjj's death in 1114, the Almoravid Sultan appointed his brother-in-law Abû Bakr ‛Alî ibn Ibrâhîm aṣ-Ṣahrawî, known as Ibn Tîfilwît, as the governor of the province.[1] The connection of Avempace to Ibn Tîfilwît is well attested by both Ibn Ḥaqân and Ibn al-Khaṭîb.
Science
Expert writing Tips
Best practice
Use "it is well attested" to introduce facts or claims that are supported by substantial evidence, especially in academic or formal writing. This phrase adds credibility to your statements.
Common error
Avoid using "it is well attested" in casual conversations or informal writing. Opt for simpler phrases like "it's known" or "it's proven" to maintain a natural tone.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it is well attested" functions as an introductory phrase used to lend authority to a statement. It asserts that something is supported by substantial evidence. Ludwig AI indicates correctness and usability in formal contexts.
Frequent in
Science
30%
Encyclopedias
25%
News & Media
25%
Less common in
Wiki
15%
Formal & Business
5%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "it is well attested" is a grammatically correct and useful construction to indicate that something is supported by substantial evidence or documentation. Ludwig AI confirms its usability, particularly in academic or formal contexts. It is more formal than alternatives like "it's well known" and should be reserved for factual claims rather than opinions. When writing, use "it is well attested" to give authority to your statement or use more common and simpler expressions like "it is well documented", "it is widely recognized" or "it is firmly established".
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it is well documented
Focuses on the availability of documentation rather than just general attestation.
it is widely recognized
Emphasizes broad acceptance or acknowledgement rather than evidentiary support.
it is firmly established
Suggests a stronger degree of certainty and acceptance.
it is clearly demonstrated
Highlights the act of showing or proving something explicitly.
it is substantiated
Focuses on providing evidence to support a claim.
it is confirmed
Indicates that something has been verified as true or accurate.
it is corroborated
Suggests that evidence from multiple sources supports a claim.
evidence suggests
Emphasizes the suggestive nature of the evidence rather than a definitive proof.
research indicates
Specifically refers to evidence derived from research studies.
studies confirm
Highlights that studies provide confirmation about a certain information.
FAQs
How can I use "it is well attested" in a sentence?
You can use "it is well attested" to introduce a fact or theory that has strong evidence supporting it. For example, "The link between diet and heart disease is well attested".
What phrases can I use instead of "it is well attested"?
Alternatives include "it is well documented", "it is widely recognized", or "it is firmly established" depending on the nuance you want to convey.
Is it more formal to say "it is well attested" or "it's well known"?
"It is well attested" is generally more formal and suitable for academic or professional writing. "It's well known" is more appropriate for informal contexts.
Can "it is well attested" be used for opinions or only for facts?
"It is well attested" is best used for facts or claims that are supported by evidence. Using it for subjective opinions could be misleading.
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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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested