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 verified
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'is verified' is correct and usable in written English.
You can use this phrase when referring to something that has been proven or checked and confirmed to be accurate and true. For example, "The authenticity of the document is verified."
✓ Grammatically correct
Science
News & Media
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
Compliance is verified by an outside auditor.
News & Media
This mechanism is verified by particle simulations.
Science & Research
The model is verified experimentally.
Science
Any message that is verified then needs to be deciphered.
News & Media
Did you see his account is verified now?
News & Media
The significance of the correlation is verified following ref. 32.
Science & Research
Knowledge acquisition is verified by repeated low-stakes quizzes.
Academia
The conclusion is verified by the experiment.
Science
Its feasibility is verified by experiments.
Science
The controller is verified mathematically and experimentally.
Science
Through numerical examples, its effectiveness is verified.
Science
Expert writing Tips
Best practice
When using "is verified", ensure the source or method of verification is clear to maintain credibility. For instance, specify "The data is verified by independent auditors".
Common error
Avoid using "is verified" without providing context on how the verification was conducted. Vague statements like "It is verified" can lack authority and leave room for doubt. Always include specifics when possible.
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is verified" primarily functions as a passive voice construction, indicating that a subject has undergone a process of verification. As Ludwig AI states, the phrase suggests that some form of validation, confirmation, or checking has occurred. Examples show it applies across many domains.
Frequent in
Science
74%
News & Media
15%
Academia
4%
Less common in
Formal & Business
2%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "is verified" is a commonly used passive construction that indicates something has been confirmed or proven true. According to Ludwig AI, its use is grammatically correct and broadly applicable. The phrase is most prevalent in scientific and news contexts, where accuracy and reliability are paramount. While "is verified" is generally acceptable, best practice involves specifying the method or source of verification. Alternatives such as "has been confirmed" or "is authenticated" can be used depending on the specific context and desired emphasis. Remember to provide sufficient context to avoid ambiguity and enhance credibility.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
has been confirmed
Replaces "is verified" with a synonym emphasizing confirmation.
has been validated
Substitutes "verified" with "validated", highlighting the process of validation.
is proven
A more direct way of saying something "is verified", focusing on the result of the verification.
is authenticated
Uses "authenticated" to suggest that something has been proven genuine.
is substantiated
Replaces "verified" with "substantiated", implying that something has been supported with evidence.
is corroborated
Implies that something "is verified" by additional sources or evidence.
is checked
A simpler and more general alternative, suitable for less formal contexts.
is tested
Highlights the testing aspect of verification, implying a thorough examination.
is certified
Suggests that something "is verified" by an official body or standard.
is affirmed
Replaces "verified" with "affirmed", suggesting a formal declaration of truth.
FAQs
How can I use "is verified" in a sentence?
Use "is verified" to indicate that something has been confirmed to be true or accurate. For example, "The accuracy of the data /s/has+been+validated" target="_blank" rel="nofollow">has been validated by a second source".
What are some alternatives to "is verified"?
Alternatives include "has been confirmed", "is authenticated", or "is substantiated", depending on the context.
Which is more appropriate: "is verified" or "was verified"?
Use "is verified" for present tense situations and "was verified" for past tense. For example, "The information /s/has+been+validated" target="_blank" rel="nofollow">has been validated today" versus "The information "was validated" yesterday".
What does it mean when something "is verified"?
It means that something has been checked or proven to be true, accurate, or genuine. The phrase /s/has+been+confirmed" target="_blank" rel="nofollow">has been confirmed through investigation or evidence.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.6/5
Expert rating
Real-world application tested