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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
was proven
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "was proven" is correct and usable in written English.
You can use this phrase to indicate that something has been demonstrated or established as fact. For example: "The theory of gravity was proven by Isaac Newton's mathematical equation."
✓ Grammatically correct
News & Media
Science
Academia
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
Corruption there was proven.
News & Media
She was proven right.
News & Media
This was proven wrong.
News & Media
Sadly, he was proven wrong.
News & Media
But then it was proven.
News & Media
And then he was proven right.
News & Media
After five months, he was proven right.
News & Media
But, he said, "the point was proven".
News & Media
(This was proven at Oak Ridge).
News & Media
And that point was proven later too.
News & Media
RUSSERT: Regrettably, it was proven true.
News & Media
Expert writing Tips
Best practice
Use "was proven" when you want to emphasize that something has been definitively shown to be true, often through evidence or rigorous testing. For example, "The effectiveness of the vaccine was proven in clinical trials."
Common error
Avoid using "was proven" when referring to ongoing processes or future outcomes. "Was proven" indicates a completed action. Use "is being proven" or "will be proven" for other contexts.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "was proven" functions as the passive voice of the verb "prove". It indicates that something has been demonstrated or established as true. As Ludwig AI states, the phrase is usable in written English.
Frequent in
News & Media
47%
Science
32%
Academia
7%
Less common in
Formal & Business
6%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "was proven" is a common and grammatically correct way to express that something has been definitively shown to be true. Ludwig AI confirms its usability in written English. This phrase is most frequently found in news, scientific, and academic contexts, indicating its widespread acceptance in formal communication. While interchangeable with synonyms like "was demonstrated" or "was verified", it's important to use it accurately, ensuring the action is completed and not ongoing. In summary, "was proven" is a reliable phrase for asserting the validity of a statement based on evidence.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
was demonstrated
Focuses on the act of showing or exhibiting something clearly and conclusively.
has been shown
Indicates that research or evidence has revealed something to be true.
was verified
Emphasizes the confirmation of something's truth or accuracy, often through investigation.
was confirmed
Highlights the reinforcement of something already believed to be true.
was established
Focuses on setting something up firmly and proving its validity.
has been determined
Highlights that something has been officially decided or ascertained.
was validated
Highlights that something was checked and found to be accurate.
was substantiated
Emphasizes providing evidence to support the truth of something.
was borne out
Suggests that something was confirmed by subsequent events or evidence.
was evinced
Emphasizes a clear and obvious demonstration of something's truth.
FAQs
How can I use "was proven" in a sentence?
Use "was proven" to indicate that something has been definitively shown to be true. For example, "The theorem was proven by a complex mathematical proof."
What can I say instead of "was proven"?
You can use alternatives like "was demonstrated", "was verified", or "was confirmed" depending on the specific context.
Is it ever incorrect to use "was proven"?
Yes, it's incorrect to use "was proven" when referring to ongoing or future actions. In those cases, use "is being proven" or "will be proven" instead. For example, "The hypothesis is being proven through ongoing research".
What's the difference between "was proven" and "was suggested"?
"Was proven" means something has been definitively shown to be true, while "was suggested" implies a possibility or hypothesis that has not necessarily been confirmed. "The theory was proven by scientific evidence" vs. "The theory "was suggested" but not yet confirmed".
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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
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested