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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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changed by

Grammar usage guide and real-world examples

USAGE SUMMARY

"changed by" is correct and usable in written English.
You can use it when you want to discuss something that has been affected by a particular event or action. For example, "The landscape has been drastically changed by the recent flooding."

✓ Grammatically correct

News & Media

Academia

Science

Human-verified examples from authoritative sources

Exact Expressions

57 human-written examples

He was changed by it.

News & Media

The New York Times

That changed by the 1950s.

Are they changed by it?

News & Media

The New Yorker

That had changed by 1999.

News & Media

The Economist

Name changed by AACR2.

The world is changed by idealists.

News & Media

Independent

How were you changed by it?

News & Media

The New York Times

Others will feel changed by the awareness.

News & Media

Independent
Show more...

Human-verified similar examples from authoritative sources

Similar Expressions

3 human-written examples

Fares can change by the minute.

News & Media

The Economist

"My feelings change by the day.

News & Media

The New York Times

That will change by 2008, he added.

News & Media

The New York Times

Expert writing Tips

Best practice

Use "changed by" to clearly indicate the cause or agent of a transformation. For instance, "The city's skyline was changed by the construction of new skyscrapers."

Common error

While grammatically sound, overuse of passive voice can make writing less impactful. Instead of "The decision was changed by the committee", consider "The committee changed the decision."

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

90%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "changed by" functions as part of a passive construction. It indicates that a subject has undergone a transformation or alteration due to the influence of an agent. As Ludwig AI indicates, it is grammatically correct and commonly used.

Expression frequency: Very common

Frequent in

News & Media

42%

Academia

33%

Science

12%

Less common in

Formal & Business

7%

Encyclopedias

3%

Reference

3%

Ludwig's WRAP-UP

In summary, "changed by" is a grammatically sound and very common phrase used to express that something has been altered or influenced by a particular cause. As Ludwig AI confirms, it's a valid construction, appearing frequently in news, academic writing, and scientific contexts. While appropriate for formal use, it's crucial to avoid overusing passive voice. Remember to consider more direct alternatives when possible, ensuring your writing remains impactful. Pay attention to context to ensure precise meaning and effective communication. Top authoritative sources such as The New York Times, The Guardian and The New Yorker are reliable sources of examples.

FAQs

How can I use "changed by" in a sentence?

Use "changed by" to indicate that something has been altered or influenced by a specific factor. For example, "The recipe was "modified by" adding a new spice" or "The landscape was "affected by" the volcanic eruption".

What's a more concise alternative to "changed by"?

Depending on the context, you could use alternatives like "affected by", "influenced by", or simply use an active voice construction such as "transformed".

Is it better to use active or passive voice with "changed by"?

While "changed by" is a passive construction, active voice is often more direct and impactful. Instead of "The rules were "altered by" the administration", you might say "The administration altered the rules".

Can "changed by" be used in formal writing?

Yes, "changed by" is appropriate for formal writing, particularly when you want to emphasize the effect rather than the actor. However, be mindful of overusing passive voice, as it can make your writing less engaging. Consider using a stronger verb to "convey the impact".

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Source & Trust

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Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: