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 quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

MitStanfordHarvardAustralian Nationa UniversityNanyangOxford

is believed of

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "is believed of" is not correct and not usable in written English.
The correct expression would typically involve "is believed to" when attributing a belief to someone or something. Example: "He is believed to be the best candidate for the position."

⚠ May contain grammatical issues

News & Media

Science

Wiki

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

2 human-written examples

Hill was picked up first, as a result, it is believed, of a tip-off from the Royal Ulster Constabularly.

News & Media

The Guardian

The sections of this piece, lasting 20 minutes in total, are all we have, it is believed, of what would have been Mendelssohn's third major oratorio.

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

It was the third person killed in the area this year — all victims, it was believed, of a single tiger.

News & Media

The New Yorker

The role of GH48 is believed to be of high importance, although recent research has raised questions.

The etymology of the name Akhtala is believed to be of Turkic origin, meaning white glade.

The structure is believed to be of a different origin in most of the families.

The latter is believed to be of help for a better understanding of the wear process with these materials.

Science

Wear

TE is believed to be of central importance for perceptual aspects of object recognition.

Science

Plosone

Regulation of caspase activity by small molecule allosteric modulators is believed to be of great therapeutic importance.

The mode of transmission of legionellosis is believed to be by inhalation of aerosols (5 ).

One cause of SMAS is believed to be loss of the intraabdominal fat that separates the SMA from the aorta.

Show more...

Expert writing Tips

Best practice

Avoid using the phrase "is believed of". Instead, use grammatically correct alternatives such as "is believed to be" or "is considered to be".

Common error

The common mistake is using "of" after "believed" instead of the infinitive "to". Always pair "believed" with "to be" to maintain grammatical correctness.

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

2.2/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "is believed of" functions as part of a passive construction where a belief or supposition is being attributed. However, it's grammatically flawed. Ludwig AI indicates this structure is incorrect. The correct form would typically use "is believed to be".

Expression frequency: Rare

Frequent in

Science

50%

News & Media

33%

Wiki

17%

Less common in

Formal & Business

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "is believed of" is generally considered grammatically incorrect. The correct form is typically "is believed to be". Although some examples appear across various sources, including News & Media and Science, Ludwig AI confirms that the usage is flawed. It's best to substitute it with alternatives like "is thought to be" or "is considered to be" to ensure grammatical accuracy and clarity in writing. Always prioritize correctness, especially in formal contexts.

FAQs

What is the correct way to use "believed" in a sentence?

The correct usage generally involves "is believed to be". For example, "He is believed to be the best candidate" is grammatically sound.

What can I say instead of "is believed of"?

You can use alternatives like "is thought to be", "is considered to be", or "is deemed to be" depending on the context.

Which is correct, "is believed of" or "is believed to be"?

"Is believed to be" is the correct and grammatically sound option. "Is believed of" is generally considered incorrect.

What is the difference between "is believed to be" and "is thought to be"?

While both phrases express a degree of uncertainty or supposition, "is believed to be" often suggests a more widespread or formally held belief, whereas "is thought to be" can reflect a more individual or informal opinion.

ChatGPT power + Grammarly precisionChatGPT power + Grammarly precision
ChatGPT + Grammarly

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.

Source & Trust

81%

Authority and reliability

2.2/5

Expert rating

Real-world application tested

Most frequent sentences: