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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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has fluctuated between

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "has fluctuated between" is correct and usable in written English.
It can be used to describe a situation where a value or condition has varied or changed within a specific range over time. Example: "The temperature has fluctuated between 60 and 75 degrees throughout the week."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

32 human-written examples

Whedon's career has fluctuated between success and failure.

News & Media

Independent

CPI inflation has fluctuated between 1 and 1.5 per cent in the past year.

Since the 1980s, female gun ownership has fluctuated between 9% and 14% in annual surveys.

News & Media

The Guardian

And talking his talk can hardly be an issue with a character whose accent has fluctuated between Sean Connery's Scottish brogue and Timothy Dalton's Welsh.

In the last two years, her Body Mass Index (BMI) has fluctuated between 11 and 12, representing an increased risk of sudden cardiac death.

News & Media

The Guardian

It now has offices in Red Bank, N.J., and in Washington, and has fluctuated between five and 15 employees depending on work flow.

News & Media

The New York Times
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Human-verified similar examples from authoritative sources

Similar Expressions

26 human-written examples

Politicians too have fluctuated between the two positions.

News & Media

The Guardian

Applications have fluctuated between 360,000 and 390,000 since January.

News & Media

The New York Times

They have fluctuated between 360,000 and 390,000 for most of last year.

News & Media

The New York Times

Although temporarily diminished by the global recession, deforestation rates in Brazil have fluctuated between 10,000 and 20,000 square kilometers per year.

News & Media

The New York Times

He said the number of Haitians intercepted at sea -- 149 in February -- was in line with previous years, when annual totals have fluctuated between 1,000 and 2,000.

News & Media

The New York Times
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Expert writing Tips

Best practice

When using "has fluctuated between", ensure you provide specific numerical or qualitative ranges to give your audience a clear understanding of the extent of the variation.

Common error

Avoid using "has fluctuated between" without clearly defining the upper and lower limits. For example, instead of saying "the price has fluctuated between gains and losses", specify "the price has fluctuated between a 5% gain and a 3% loss".

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

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

87%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "has fluctuated between" functions as a verb phrase indicating that a subject has varied or changed irregularly within defined limits. It specifies a range of values or conditions, as confirmed by examples in Ludwig.

Expression frequency: Common

Frequent in

News & Media

60%

Science

30%

Encyclopedias

5%

Less common in

Wiki

2%

Formal & Business

2%

Reference

1%

Ludwig's WRAP-UP

In summary, the phrase "has fluctuated between" is a versatile verb phrase used to describe irregular variations within a defined range. Ludwig confirms that this phrase is grammatically correct and commonly used across various contexts, including News & Media and Science. While alternatives like "has varied from" or "has ranged from" exist, ""has fluctuated between"" is often preferred for its emphasis on erratic change. Ensure to provide specific ranges to enhance clarity and avoid vagueness. Ludwig AI underscores its usability and correctness in written English.

FAQs

How can I use "has fluctuated between" in a sentence?

Use "has fluctuated between" to describe a value or condition that has varied within a specific range over a period of time. For instance, "The stock price "has fluctuated between" $50 and $60 this week".

What are some alternatives to "has fluctuated between"?

You can use alternatives like "has varied from", "has ranged from", or "has oscillated between" depending on the context and the nuance you want to convey.

Is it correct to say "has fluctuated from" instead of "has fluctuated between"?

While "has fluctuated from" might be understood, ""has fluctuated between"" is more precise because it explicitly indicates the presence of both a lower and upper bound within which the value has moved.

What's the difference between "has fluctuated between" and "has varied between"?

"Has fluctuated between" implies a more erratic and less predictable pattern of change within the range, whereas "has varied between" is a more general term for any kind of change within a range.

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Source & Trust

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Authority and reliability

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Real-world application tested

Most frequent sentences: