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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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has been decline

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "has been decline" is not correct in English.
The correct form would be "has been declining." Example: "The company's profits have been declining over the past few quarters."

⚠ May contain grammatical issues

News & Media

Encyclopedias

Science

Human-verified examples from authoritative sources

Exact Expressions

2 human-written examples

There has been decline in pipe-making since cigarettes came in.

News & Media

The New Yorker

Yes, there has been decline in Henry's pace, sometimes in his motivation, and in his personal life after his marriage to an English model, Nicole Merry, dissolved.

Human-verified similar examples from authoritative sources

Similar Expressions

58 human-written examples

Spending has been declining.

News & Media

The New York Times

Le Monde's circulation has been declining.

News & Media

The New York Times

The population of New Orleans has been declining.

The number of stops has been declining.

News & Media

The Economist

Manufacturing has been declining for 30 years.

News & Media

The Economist

East has been declining for years.

Rail ridership has been declining.

Marriage has been declining for years.

That number has been declining ever since.

Show more...

Expert writing Tips

Best practice

When indicating a continuous process of reduction, use the grammatically correct form "has been declining" instead of "has been decline".

Common error

Avoid using the noun "decline" directly after "has been". Instead, use the gerund form "declining" to create a grammatically correct present perfect continuous tense.

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

2.8/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "has been decline" functions as an incomplete verb phrase. While aiming to describe a continuous action, it fails to correctly conjugate the verb "decline". Ludwig AI indicates that the correct form is "has been declining".

Expression frequency: Rare

Frequent in

News & Media

66%

Encyclopedias

17%

Science

17%

Less common in

Academia

0%

Formal & Business

0%

Reference

0%

Ludwig's WRAP-UP

The phrase "has been decline" is grammatically incorrect. Ludwig AI suggests the correct form is "has been declining", which uses the present participle to accurately convey a continuous action. Although examples of the incorrect phrase appear in various sources, including news and encyclopedias, it's essential to use the correct grammatical structure for clear and effective communication. Consider alternatives like "has been decreasing" or "has been reducing" to express similar meanings with better grammatical accuracy.

FAQs

What's the correct way to say something is decreasing?

The correct phrase is "has been declining". You can also say "has been decreasing" or "has been falling" depending on the context.

Is "has been decline" grammatically correct?

No, "has been decline" is grammatically incorrect. The correct form is "has been declining". The latter uses the present participle form of the verb, which is necessary for the present perfect continuous tense.

What are some alternatives to "has been declining"?

Alternatives include "has been decreasing", "has been reducing", or "has been diminishing", each conveying a similar meaning of something progressively decreasing.

How can I use "decline" correctly in a sentence?

You can use "decline" as a noun after a verb, for example, "There has been a decline". Alternatively, use the verb form "declining" after "has been", such as "It has been declining since last year".

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Source & Trust

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Authority and reliability

2.8/5

Expert rating

Real-world application tested

Most frequent sentences: