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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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be confirmed by

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "be confirmed by" is correct and usable in written English.
It can be used when indicating that something needs to be validated or verified by a specific person or authority. Example: "The results of the experiment must be confirmed by the lead researcher before publication."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Cover charges should be confirmed by phone.

News & Media

The New York Times

All of them must be confirmed by the Senate.

News & Media

The New York Times

The nomination must be confirmed by the Senate.

News & Media

The New York Times

Bercow's appointment has to be confirmed by the Queen.

News & Media

The Guardian

Board members must generally be confirmed by the State Senate.

News & Media

The New York Times

Mr. Reilly still must be confirmed by the County Legislature.

News & Media

The New York Times

Full panel to be confirmed by end of September.

News & Media

The Guardian

The appointments must be confirmed by the City Council.

News & Media

The New York Times

The French coach's view seemed to be confirmed by Munster's.

Brummell replied: "The evidence had to be confirmed by someone".

News & Media

The Guardian

The report could not be confirmed by Reuters.

News & Media

Independent
Show more...

Expert writing Tips

Best practice

When using "be confirmed by", ensure the entity doing the confirming is clearly identified to avoid ambiguity. For example, "The data must be confirmed by the research team."

Common error

Avoid using "be confirmed by" excessively in contexts where an active voice would be more direct and engaging. For example, instead of "The report will be confirmed by the committee", consider "The committee will confirm the report".

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "be confirmed by" functions primarily as a passive verb phrase, indicating that a subject's validity or accuracy is being verified or endorsed by an external agent. Ludwig examples demonstrate its use across various domains, showing that information, appointments, and results need to be confirmed.

Expression frequency: Very common

Frequent in

Science

44%

News & Media

41%

Formal & Business

7%

Less common in

Wiki

2%

Reference

0%

Social Media

0%

Ludwig's WRAP-UP

In summary, the phrase "be confirmed by" is a versatile and commonly used passive verb phrase that indicates the necessity of validation or verification from a specific source. Ludwig's examples highlight its frequent use across news, media, and scientific contexts. Ludwig AI marks it as grammatically correct and it is advisable to use it when emphasizing the need for external endorsement or when the actor is less important than the action. To avoid overuse of the passive voice, consider active voice alternatives where appropriate. Remember to clearly identify the entity doing the confirming to maintain clarity.

FAQs

How can I use "be confirmed by" in a sentence?

Use "be confirmed by" when you want to indicate that something needs validation or verification from a specific source. For example, "The initial findings must "be verified by" further research".

What are some alternatives to "be confirmed by"?

Alternatives include phrases like ""be verified by"", "be validated by", or "be ratified by", depending on the specific context and the nuance you want to convey.

When is it appropriate to use "be confirmed by" instead of a more direct active voice?

Use "be confirmed by" when the action is more important than the actor or when the actor is unknown or less relevant. However, using the active voice often results in clearer and more concise writing.

Is "be confirmed by" formal or informal?

The phrase "be confirmed by" is generally considered neutral and can be used in both formal and informal contexts, although more formal situations may benefit from stronger, more precise language.

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Source & Trust

85%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: