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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
has shown that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"has shown that" is correct and can be used in written English.
It is usually used in a sentence to introduce a fact that has been proven or demonstrated by previous research or study. Example: Recent studies have shown that exercise can help improve mental health.
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(20)
has demonstrated that
has proven that
has indicated that
suggests that
has confirmed that
has established that
research indicates that
has illustrated that
has revealed that
has clarified that
evidence suggests that
has acknowledged that
has emphasised that
has recognised that
has discovered that
has attested that
has issued that
has evidenced that
has documented that
has incorporated that
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
60 human-written examples
Fernando has shown that ability before and he can again".
News & Media
"And research has shown that satire lights up the brain.
News & Media
He has shown that".
News & Media
"This tour has shown that.
News & Media
He has shown that all season".
News & Media
History has shown that people generally do".
News & Media
He has shown that over many years.
News & Media
Thus far, nobody has shown that.
News & Media
Hindsight has shown that they were".
News & Media
He has shown that over recent years.
News & Media
"Basque society has shown that it wants dialogue".
News & Media
Expert writing Tips
Best practice
Be specific about what "has shown that". Avoid vague references; clearly state the outcome or finding.
Common error
Avoid using "has shown that" when the evidence is preliminary or inconclusive. Overstating the strength of the evidence can mislead readers.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "has shown that" functions as a reporting verb phrase. It introduces a statement or finding that has been demonstrated or revealed through evidence, research, or observation. Ludwig's examples confirm its role in presenting factual information derived from various sources.
Frequent in
News & Media
65%
Science
20%
Formal & Business
10%
Less common in
Reference
2%
Wiki
2%
Social Media
1%
Ludwig's WRAP-UP
In summary, the phrase "has shown that" is a versatile and frequently used expression in the English language. As Ludwig AI confirms, it serves to introduce evidence-based findings and conclusions, establishing credibility and supporting claims across various contexts. Predominantly found in news, scientific, and formal business settings, it maintains a neutral to formal register. To maximize its impact, ensure the statement is backed by reliable evidence and avoid overstating the strength of the evidence. Consider alternative phrases such as "has demonstrated that" or "has proven that" to fine-tune the level of certainty you wish to convey. The frequency of its usage and its presence in authoritative sources highlight its significance in effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has demonstrated that
Uses a more formal synonym for 'shown', implying a clear and convincing proof.
has proven that
Suggests a more definitive and conclusive demonstration.
has confirmed that
Emphasizes the verification of something already suspected or hypothesized.
has established that
Indicates a firm and lasting confirmation of something.
research indicates that
Specifically attributes the demonstration to research findings.
has indicated that
Implies a less forceful demonstration, suggesting a hint or sign.
has illustrated that
Uses examples or evidence to make something clear.
has revealed that
Focuses on uncovering something previously unknown.
has clarified that
Focuses on making something easier to understand.
evidence suggests that
Shifts the focus to the evidence itself rather than an actor demonstrating something.
FAQs
How can I use "has shown that" in a sentence?
Use "has shown that" to introduce a fact or conclusion that has been demonstrated or proven through evidence. For example, "Research "has shown that" regular exercise improves cardiovascular health."
What are some alternatives to "has shown that"?
Alternatives include phrases like "has demonstrated that", "has proven that", or "has indicated that", depending on the level of certainty you want to convey.
Is it appropriate to use "has shown that" in formal writing?
Yes, "has shown that" is appropriate for formal writing. It is a clear and professional way to introduce evidence-based findings, as confirmed by Ludwig.
What's the difference between "has shown that" and "suggests that"?
"Has shown that" implies a higher degree of certainty based on evidence, while "suggests that" indicates a possibility or hint based on available information. Use "has shown that" when the evidence is conclusive and "suggests that" when the evidence is less definitive.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested