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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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have a significant effects

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "have a significant effects" is not correct in English.
It should be "have significant effects" or "has a significant effect" depending on the subject. You can use it when discussing the impact or influence of something in a particular context, such as research, policy, or social issues. Example: "The new policy is expected to have significant effects on the local economy."

⚠ May contain grammatical issues

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

3 human-written examples

It would have a "significant" effects on the UK and the Westminster government would want to make sure independence caused as little disruption as possible to the economy.

News & Media

The Guardian

Furthermore, detailed analysis of the traffic metrics shows that the model parameters (γ, K) have a significant effects on urban traffic dynamics.

Averaged across seasons and cropping season, tillage did not have a significant effects on maize grain yield but it did have a significant effect on crop grain and dry matter water use efficiency (WUE).

Human-verified similar examples from authoritative sources

Similar Expressions

57 human-written examples

Religion does not have a significant effect.

News & Media

The New Yorker

Nonetheless, rationing could have a significant effect on traffic.

News & Media

The New York Times

Wording differences among polls can also have a significant effect.

News & Media

The New York Times

Those local initiatives can have a significant effect.

News & Media

The New York Times

Positive vacations have a significant effect upon energy and stress.

That could have a significant effect on retirement rates in the future.

News & Media

The New York Times

He added that the storm would have a significant effect on tourism.

News & Media

The New York Times

But the specialist music training did have a significant effect on reading accuracy.

News & Media

The Guardian
Show more...

Expert writing Tips

Best practice

When aiming for grammatical precision, replace "have a significant effects" with "have significant effects" (plural) or "has a significant effect" (singular). This ensures agreement and enhances clarity.

Common error

Avoid using "have a significant effects" due to subject-verb disagreement. "Effects" is plural, but "a significant" implies singularity. Ensure subject-verb agreement to maintain grammatical correctness.

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

88%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "have a significant effects" is typically used to indicate that something produces noteworthy outcomes or consequences. Although Ludwig AI flagged it as grammatically incorrect, due to the mismatch between the singular "a significant" and the plural "effects", its intent is clear.

Expression frequency: Rare

Frequent in

Science

33%

News & Media

33%

Formal & Business

0%

Less common in

Wiki

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "have a significant effects" is an incorrect construction, typically meant to convey that something produces noteworthy outcomes. According to Ludwig AI, the error lies in the mismatch between the singular article "a significant" and the plural noun "effects". While the intended meaning is generally understood, it's crucial to correct the grammar by using either "have significant effects" or "has a significant effect", depending on the subject. Although examples can be found across various sources, including scientific and news outlets, adherence to correct grammar enhances credibility and clarity, particularly in professional writing.

FAQs

What is the correct way to phrase "have a significant effects"?

The grammatically correct alternatives are either "have significant effects" (plural) or "has a significant effect" (singular), depending on the subject.

What does it mean to say something "has a significant effect"?

It means that something has an important or noteworthy impact. It suggests that the effect is not minor or negligible, but rather considerable or substantial.

Which is more appropriate, "have a significant effect" or "have significant effects"?

While "have a significant effect" is grammatically correct and widely used, "have significant effects" is also acceptable when discussing multiple factors or influences collectively causing noticeable outcomes.

Are there synonyms for "have a significant effect" that I can use?

Yes, you can use phrases such as "have a major impact", "have considerable consequences", or "exert a substantial influence" to convey a similar meaning.

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Source & Trust

88%

Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: