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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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they will definitely

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "they will definitely" is correct and usable in written English.
You can use it to express certainty about a future action or event involving a group of people. Example: "If they continue to work hard, they will definitely succeed in their goals."

✓ Grammatically correct

News & Media

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

59 human-written examples

"They will definitely hit Idlib.

News & Media

The New York Times

They will definitely find the answer".

News & Media

The New York Times

They will definitely laugh at me.

News & Media

The Economist

"They will definitely get take up.

News & Media

The Guardian

And they will definitely not be Twittering.

News & Media

The New York Times

On their own patch, they will definitely be strong.

They will definitely be coming after him Sunday.

News & Media

The New York Times

"They will definitely try to talk to you," he said.

News & Media

The New York Times

Better still, imagine they will definitely read it.

News & Media

The Guardian

If you give them opportunity, they will definitely flourish.

News & Media

The Guardian

But in other countries they will definitely find an audience".

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

Consider using related phrases like "they are certain to" or "they undoubtedly will" to add nuance or variety to your writing.

Common error

Avoid overusing "definitely" in highly formal or academic writing, as it can sometimes sound less objective. Opt for more nuanced alternatives like "it is highly likely that they will" to maintain a professional tone.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

80%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "they will definitely" functions as a modal expression indicating a high degree of certainty about a future action or event. It modifies the verb to strengthen the prediction, as seen in Ludwig's examples.

Expression frequency: Very common

Frequent in

News & Media

45%

Wiki

20%

Science

15%

Less common in

Formal & Business

10%

Reference

5%

Encyclopedias

5%

Ludwig's WRAP-UP

In summary, the phrase "they will definitely" is a common and correct way to express strong certainty about a future event. As confirmed by Ludwig AI, it is widely used across various contexts, including news, general writing, and even scientific discussions. While it maintains a neutral register, remember to consider more formal alternatives for highly professional or academic settings. When aiming to convey assurance and confidence, "they will definitely" is a reliable and effective choice.

FAQs

How can I use "they will definitely" in a sentence?

You can use "they will definitely" to express a strong belief or certainty about a future event involving a group. For example: "If they follow the instructions, "they will definitely" succeed".

What can I say instead of "they will definitely"?

You can use alternatives like "they are certain to", "they are sure to", or "they undoubtedly will" to convey similar meanings.

Is it correct to say "they definitely will"?

While grammatically understandable, "they will definitely" is more common and natural-sounding than "they definitely will". The former order is generally preferred in English.

What's the difference between "they will definitely" and "they might"?

"They will definitely" expresses certainty, while "they might" expresses possibility or uncertainty. They are opposite in meaning.

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Source & Trust

80%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: