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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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affirmed by

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "affirmed by" is correct and usable in written English.
It can be used when indicating that something has been confirmed or validated by a specific source or authority. Example: "The findings of the study were affirmed by several leading experts in the field."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

56 human-written examples

All three decisions were affirmed by the Supreme Court.

News & Media

The New York Times

This concern has been affirmed by the government's own research.

His conviction was affirmed by a superior court judge.

News & Media

The New York Times

This ancient teaching is affirmed by both Christianity and Islam.

His presence with the Bolivian guerrillas was affirmed by Regis Debray and first denied then affirmed by the Bolivian Government.

News & Media

The Guardian

At every stage of life, we desire to be noticed and affirmed by others.

News & Media

The New York Times

This is affirmed by a low score on one of his college boards.

(His ruling, later affirmed by the N.L.R.B., is still being appealed).

News & Media

The New Yorker

This is affirmed by the name given to the operation: "Decisive Storm".

News & Media

Independent

But the "top two" system in Washington State was affirmed by the same court in 2008.

News & Media

The New York Times

The vote must be affirmed by supervisors after public hearings this summer to go into effect.

News & Media

The New York Times
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Expert writing Tips

Best practice

When using "affirmed by", ensure that the source you are citing is credible and relevant to the context. This strengthens the validity of your statement.

Common error

Avoid overuse of the passive construction with "affirmed by". Instead of "The results were affirmed by the study", consider "The study affirmed the results" for a more direct and active voice.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

81%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "affirmed by" functions as a passive construction, indicating that a subject has been validated, confirmed, or supported by a specific source or action. This usage is clearly supported by Ludwig's examples, which show it across various contexts, including legal rulings and scientific findings.

Expression frequency: Very common

Frequent in

News & Media

48%

Science

43%

Wiki

5%

Less common in

Formal & Business

2%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "affirmed by" is a versatile construction used to indicate that a statement, finding, or decision has been validated or supported by an authority or evidence. As demonstrated by Ludwig, it appears frequently in both scientific and news contexts, establishing credibility by association. While grammatically correct, careful attention should be paid to avoid overusing the passive voice for clarity. Consider alternatives such as ""confirmed by"" or ""supported by"" for similar meanings with potentially different nuances. Ludwig AI confirms that the phrase is correct and usable in written English, making it a valuable tool for writers seeking to add weight to their assertions.

FAQs

How do I use "affirmed by" in a sentence?

"Affirmed by" is used to indicate that something has been confirmed or validated by a source. For example: "The theory was "confirmed by" experimental data."

What can I say instead of "affirmed by"?

Alternatives to "affirmed by" include "confirmed by", "validated by", or "supported by", depending on the specific nuance you want to convey.

Is it better to say "affirmed by" or "confirmed by"?

Both "affirmed by" and "confirmed by" are correct. The choice depends on the desired level of formality and the specific context. "Affirmed" can suggest a more formal or emphatic confirmation.

What's the difference between "affirmed by" and "supported by"?

"Affirmed by" implies a direct confirmation or validation, while "supported by" suggests that something is backed or corroborated by evidence or findings. Support is often broader than affirmation.

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Source & Trust

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Authority and reliability

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Expert rating

Real-world application tested

Most frequent sentences: