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

has proved true

Grammar usage guide and real-world examples

USAGE SUMMARY

The sentence "has proved true" is grammatically correct and can be used in written English.
It means that something has been confirmed to be accurate or correct. Example: The experiment has proved true, as the results match the predicted outcome.

✓ Grammatically correct

News & Media

Academia

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

28 human-written examples

"[This] has proved true".

Each time the opposite has proved true.

So it has proved true.

So far that has proved true.

News & Media

The New York Times

Six years later, the idea has proved true.

In fact, almost the opposite has proved true.

News & Media

The New York Times
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

32 human-written examples

But the opposite has proven true.

News & Media

The New York Times

This has proven true in our own observations.

This has proven true so far, but will it always?

News & Media

The New Yorker

In the Simple Game, the opposite has proven true.

News & Media

The New York Times

has proven true in my day and a half here.

News & Media

The New Yorker
Show more...

Expert writing Tips

Best practice

Use "has proved true" when you want to emphasize that something previously uncertain or predicted has now been confirmed by evidence or experience.

Common error

While "has proved true" is acceptable in many situations, consider more formal alternatives like "has been validated" or "has been substantiated" in highly academic or professional writing.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

89%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "has proved true" functions as a predicate in a sentence, indicating that something has been confirmed or verified to be accurate. Ludwig examples show its use across various domains, validating its grammatical correctness and utility in conveying confirmation.

Expression frequency: Common

Frequent in

News & Media

72%

Academia

16%

Formal & Business

4%

Less common in

Science

4%

Encyclopedias

4%

Reference

0%

Ludwig's WRAP-UP

In summary, the phrase "has proved true" is a grammatically sound and commonly used expression for confirming the accuracy of something over time. Ludwig AI confirms its validity and widespread usage. While versatile, consider the register when using it in highly formal contexts, opting for alternatives like "has been validated" for added gravitas. With a neutral tone and presence in reputable sources like The New York Times and The Guardian, it’s a reliable choice for expressing confirmation.

FAQs

How can I use "has proved true" in a sentence?

You can use "has proved true" to confirm the accuracy of a statement or prediction. For example, "The hypothesis "has proved true" after extensive testing."

What's a more formal way to say "has proved true"?

In more formal contexts, you can use phrases like "has been validated" or "has been substantiated".

Is it always necessary to use "has proved true" instead of "is true"?

No, "is true" is often sufficient. Use "has proved true" when you want to emphasize that something has been verified or confirmed over time or through specific evidence.

What's the difference between "has proved true" and "has proven true"?

Both "has proved true" and "has proven true" are grammatically correct and have the same meaning. The choice between "proved" and "proven" often depends on regional preference (proved is more common in British English).

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

89%

Authority and reliability

4.6/5

Expert rating

Real-world application tested

Most frequent sentences: