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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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as testified

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "as testified" is correct and usable in written English.
You can use it when someone has provided testimony or evidence that is used to support a statement. For example: "The defendant was found guilty of fraud as testified by the witnesses at the trial."

✓ Grammatically correct

Science

News & Media

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Self-satisfied, yes, as testified to by the initial smug grin on the face of Paul Niebanck, who plays Higgins.

News & Media

The New York Times

He was, indeed, brilliant, as testified by the prodigious quantities of poems, letters, stories and other papers he left behind.

That most dissolute of emperors, Elagabalus, fed foie gras to his dogs: his subjects evidently disapproved of such excess, as testified by his ignominious end.

But the damage of the last few years has been colossal, as testified to by those extraordinary youth unemployment rates in Greece, Italy, Portugal and Spain.

News & Media

The Guardian

Though the Democratic party is under new management, his prestige within it remains immense – as testified by his rapturous reception at the Denver convention in August 2008 (repaid, naturally, by yet another Clinton speech for the ages).

News & Media

Independent

But its influence has been outsize, as testified by a guest list that included distinguished journalists and academics (in addition to Anita Hill and former Representative Barney Frank) but no genuine celebrities, as one attendee proudly noted.

Seepage is probably still active at present as testified by gas production at the study site.

Identification errors have emerged as critical issues in health care, as testified by the ample scientific literature on this argument.

This is their role and their talent (as testified by the intense selection they went through).

News & Media

Forbes

Their 'success' lies in their resilience to climatic change that has occurred during the last few decades, as testified by their continuity in occupation.

The small difference may be due to the presence of ionic vacancies and structural defects in the nanotrees, as testified in the PL spectrum.

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Expert writing Tips

Best practice

Use "as testified" when you want to emphasize that information comes from a direct account or formal statement. This adds a layer of authenticity to your writing.

Common error

Avoid starting multiple consecutive sentences with "as testified". Vary your sentence structure by using synonyms like "as evidenced by" or "according to" to maintain reader engagement.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "as testified" functions as an adverbial phrase, modifying a verb or clause to indicate the basis of a statement. It introduces information supported by evidence or testimony, as shown in Ludwig's examples.

Expression frequency: Very common

Frequent in

Science

46%

News & Media

42%

Wiki

6%

Less common in

Formal & Business

3%

Reference

1%

Encyclopedias

1%

Ludwig's WRAP-UP

In summary, the phrase "as testified" is a grammatically sound and frequently used adverbial phrase to indicate that a statement is supported by evidence or testimony. As Ludwig AI confirms, it effectively lends credibility to a claim. While suitable for a range of contexts, it appears most commonly in scientific and news-related writing, lending a formal or neutral tone. When using this phrase, ensure that the source of the testimony is reliable and relevant to your argument. Remember to avoid overuse and vary your sentence structure to maintain reader engagement.

More alternative expressions(6)

Phrases that express similar concepts, ordered by semantic similarity:

FAQs

What does "as testified" mean?

"As testified" means that a statement or claim is supported by evidence or a formal declaration given by a witness. It indicates that someone has provided testimony to confirm the information.

How can I use "as testified" in a sentence?

You can use "as testified" to introduce information that has been confirmed by a witness or evidence, such as: "The defendant was found guilty, "as testified by" multiple eyewitnesses."

What are some alternatives to "as testified"?

Alternatives include phrases like "as evidenced by", "as shown by", or "according to the evidence". Each conveys a similar meaning but with slightly different emphasis.

Is "as testified" formal or informal?

"As testified" leans towards a more formal register, often found in legal, academic, or professional contexts. It is suitable for situations where precision and reference to evidence are important.

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Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: