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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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is solely

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "is solely" is correct and usable in written English.
It can be used to emphasize that something is exclusively or only true in a particular context. Example: "The success of the project is solely dependent on the team's collaboration."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

58 human-written examples

It is solely data driven".

News & Media

The New York Times

Loretta is solely about doing justice".

News & Media

The Guardian

"This is solely about the company's controls".

News & Media

The New York Times

Nowadays, for me, a picnic is solely about getting outside.

"Shoah" is solely about the war against the Jews.

News & Media

The New Yorker

"Your technological model is solely based on circumventing" the law.

Not that Haze is solely defined by her intensity.

Israel says the barrier is solely a security measure.

News & Media

The New York Times

The chancellor is solely responsible for appointments to the MPC".

News & Media

The Guardian

So the focus now is solely on rescuing objects.

News & Media

The New York Times

Notice that the hearing is solely about Muslims.

News & Media

The New York Times
Show more...

Expert writing Tips

Best practice

Use "is solely" to clearly define the exclusive factor or condition influencing a situation, avoiding ambiguity.

Common error

Avoid using "is solely" in casual conversation or informal writing where simpler alternatives like "is only" or "is just" would be more appropriate.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "is solely" functions as a linking verb followed by an adverb. It serves to connect the subject with a description or condition that is exclusively associated with it. Ludwig confirms the correctness of this construction.

Expression frequency: Very common

Frequent in

News & Media

62%

Science

22%

Formal & Business

7%

Less common in

Wiki

3%

Academia

2%

Encyclopedias

1%

Ludwig's WRAP-UP

In summary, "is solely" is a grammatically sound phrase used to indicate that something depends exclusively on a single factor or condition. As Ludwig AI validates, it's often found in news and scientific contexts, serving to clarify and emphasize a unique relationship. While more formal alternatives exist (such as "is exclusively" or "is entirely"), overuse in informal settings should be avoided. Remember to use "is solely" when you want to highlight that only one element is responsible or relevant in a given situation.

FAQs

How can I use "is solely" in a sentence?

Use "is solely" to indicate that something depends entirely on one factor or condition. For example, "The decision "is solely" based on the data available" emphasizes that no other factors are considered.

What phrases can I use instead of "is solely"?

Alternatives include "is exclusively", "is entirely", "is only", or "is purely", depending on the specific nuance you want to convey.

Which is correct, "is solely" or "is only"?

Both "is solely" and "is only" are grammatically correct, but "is solely" emphasizes exclusivity more strongly than "is only". The choice depends on the desired level of emphasis.

What is the difference between "is solely" and "is mainly"?

"Is solely" means something depends entirely on one thing, while "is mainly" indicates that one thing is the primary but not exclusive factor. For example, "The success "is solely" attributed to effort" means nothing else contributed, whereas "The success "is mainly" attributed to effort" suggests effort was the biggest but not only factor.

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Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: