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

this is certainly true

Grammar usage guide and real-world examples

USAGE SUMMARY


The phrase 'this is certainly true' is correct and usable in written English. It can be used to emphasize the truth of something that has just been said. For example: "He was one of the best players on the team. This is certainly true."

✓ Grammatically correct

News & Media

Academia

Science

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

This is certainly true.

News & Media

The New York Times

And this is certainly true.

This is certainly true right now.

News & Media

Independent

This is certainly true for me.

News & Media

The New Yorker

This is certainly true for us.

This is certainly true from China's perspective.

News & Media

The New York Times

This is certainly true in climate messaging.

This is certainly true in my case.

This is certainly true of expensive wines.

This is certainly true of good ideas about business.

News & Media

The Economist

This is certainly true of the prison at Osny.

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

Use "this is certainly true" to reinforce a point or argument you've just made, adding weight to your statement by confirming its validity.

Common error

While "this is certainly true" is generally acceptable, avoid overusing it in casual conversation, as it can sound overly formal or stiff. Opt for simpler alternatives like "that's true" or "definitely" in informal settings.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "this is certainly true" functions as an affirmative expression, used to strongly agree with a preceding statement or to emphasize the validity of a claim. Ludwig AI confirms its correctness and frequent usage across various contexts.

Expression frequency: Very common

Frequent in

News & Media

43%

Academia

23%

Science

20%

Less common in

Encyclopedias

7%

Formal & Business

5%

Wiki

2%

Ludwig's WRAP-UP

In summary, the phrase "this is certainly true" is a grammatically correct and frequently used expression to strongly affirm a statement. Ludwig AI validates this observation by providing many examples from varied sources. While appropriate in many settings, consider the level of formality of the situation and choose simpler alternatives in very casual conversations. The phrase functions to validate and reinforce preceding statements, conveying confidence in their truthfulness. Its versatility is showcased by its presence in news, academic works, and scientific publications.

FAQs

How can I use "this is certainly true" in a sentence?

Use "this is certainly true" to emphatically agree with a previous statement or to underscore the validity of a point. For example, "The data shows a clear upward trend. This is certainly true when we examine the past five years".

What phrases are similar to "this is certainly true"?

Alternatives include "that is undeniably true", "that's definitely the case", or "I can attest to that". The best choice depends on the specific context and desired level of formality.

Is it ever incorrect to use "this is certainly true"?

While grammatically correct, overuse or placement in overly informal contexts might make your writing sound stilted. Consider the tone and audience when deciding whether to use "this is certainly true" or a more casual alternative.

What's the difference between "this is certainly true" and "this is probably true"?

"This is certainly true" expresses a high degree of confidence and conviction, while "this is probably true" indicates a belief that something is likely true but with a degree of uncertainty. Choose the phrase that accurately reflects your level of confidence.

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

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: