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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
have been confirmed
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "have been confirmed" is correct and usable in written English.
It can be used to indicate that something has been verified or validated in the past and continues to be true in the present. Example: "The results of the experiment have been confirmed by multiple studies."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
have been validated
have been verified
have been authenticated
are confirmed
have been substantiated
have been corroborated
have been established
have been ascertained
are now known
have been ratified
have been determined
have been reinforced
have been demonstrated
have been informed
have been reaffirmed
have been notified
have been affirmed
have been ratification
have been verification
have been promised
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
57 human-written examples
Five people have been confirmed dead.
News & Media
Hundreds of Libyans have been confirmed killed.
News & Media
Three students have been confirmed dead.
News & Media
At least 33 have been confirmed dead.
News & Media
-- have been confirmed as dead.
News & Media
More than 60 cases have been confirmed.
News & Media
At least 924 cases have been confirmed.
News & Media
(Fewer than 20 deaths have been confirmed).
News & Media
In all, 10 cases have been confirmed.
News & Media
This year, no cases have been confirmed.
News & Media
Two people have been confirmed dead.
News & Media
Expert writing Tips
Best practice
Use "have been confirmed" to clearly indicate that information has been verified and is considered accurate, ensuring credibility in your writing.
Common error
Avoid using "have been confirmed" when discussing possibilities or unverified information. Reserve it for situations where validation has genuinely occurred, to maintain the integrity of your statements.
Source & Trust
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "have been confirmed" functions as a passive voice construction within a sentence. It indicates that a particular piece of information, a fact, or an event has undergone a process of verification and is now considered to be true or accurate. Ludwig AI suggests that this phrase is grammatically sound and commonly used.
Frequent in
News & Media
65%
Science
18%
Encyclopedias
3%
Less common in
Wiki
2%
Formal & Business
1%
Social Media
1%
Ludwig's WRAP-UP
In summary, the phrase "have been confirmed" is a versatile and grammatically correct construct frequently employed to signify that information has been validated and is now considered accurate. Ludwig AI confirms its validity and common usage. Predominantly found in "news & media", as well as "science" and "encyclopedias", its register remains neutral, lending itself to diverse contexts. For enhancing clarity and precision in writing, consider alternatives like "have been verified" or "have been validated", while avoiding its use in speculative scenarios. Remember to ensure the reliability and clarity of your writing by utilizing this phrase when validation has indeed occurred.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
have been verified
Indicates that something has been checked and found to be true or accurate, focusing on the validation aspect.
have been validated
Suggests that something has been proven to be correct or justified, often implying a formal or systematic assessment.
have been authenticated
Implies that something's genuineness or legitimacy has been established, emphasizing its authenticity.
have been substantiated
Indicates that something has been supported with evidence or proof, highlighting the provision of supporting information.
have been corroborated
Suggests that something has been supported by additional sources or evidence, emphasizing the agreement between different accounts.
have been established
Implies that something has been proven or demonstrated to be true, often after a period of investigation or analysis.
have been ascertained
Indicates that something has been discovered or determined with certainty, focusing on the process of finding something out.
are now known
Emphasizes the current state of knowledge or awareness regarding something, rather than the verification process.
have been ratified
Implies formal approval or endorsement, often in a legal or political context.
have been formalised
Indicates something has been officially recognised or made official, often involving paperwork or bureaucratic procedures.
FAQs
How do I use "have been confirmed" in a sentence?
Use "have been confirmed" to indicate that something has been verified or validated. For example, "The election results "have been confirmed" by the electoral commission".
What can I say instead of "have been confirmed"?
You can use alternatives like "have been verified", "have been validated", or "have been authenticated" depending on the context.
Which is correct, "have been confirmed" or "were confirmed"?
"Have been confirmed" indicates a present perfect passive construction, implying the confirmation happened at an unspecified time in the past and is still relevant. "Were confirmed" is past passive, indicating the confirmation occurred at a specific time in the past and may not necessarily be relevant now. The correct choice depends on the intended meaning.
What's the difference between "have been confirmed" and "are confirmed"?
"Have been confirmed" implies that the confirmation process has been completed at some point in the past, and the results are now known. "Are confirmed" suggests the confirmation is happening or being acknowledged in the present. For example, "The casualties "have been confirmed"" implies the process is over. "The appointments "are confirmed"" suggests they are currently being ratified.
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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
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested