fluctuate at

USAGE SUMMARY

Sentence The phrase "fluctuate at" is correct and can be used in written English.
You can use it to describe a certain activity or rate which changes in intensity or size over time. For example, "The temperature will fluctuate at different levels throughout the day."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

36 human-written examples

However, there is an unresolved issue in this setting — the random fluctuations assumed by GC are serially independent (show no temporal correlations and fluctuate at very fast timescales).

Current Opinion in Neurobiology

Dark matter seems to fluctuate at frequencies that are not structural, nor even cyclical.

The Economist

If bonds fluctuate at all, they are expected to rise in value when stocks decline, buffering a portfolio's returns in a rocky market.

The New York Times

With exports likely to fluctuate at a relatively low level this year, monthly trade deficits were not out of the question, he said.

The New York Times

"Tremolo involved an oscillation of the electronic signal," Waksman writes, "transmitted from the guitar to the amplifier so that the volume level would fluctuate at regular intervals between extreme loudness and virtual silence".

The New Yorker

It seemed to me that the show's sensibility began to fluctuate at this point, with the introduction of more ironic, even detached imagery of the body alongside the visceral stuff like graphic nudity.

The New York Times

Human-verified similar examples from authoritative sources

Similar Expressions

24 human-written examples

He noted, however, that cash flow has fluctuated at about $100 million for the last several years.

The New York Times

Stocks fluctuated at times Friday, as investors weighed seemingly contradictory readings on the economy.

The New York Times

And they fluctuated at least as much (probably more!) than Intrade.

The New York Times

The drawing/extrusion load fluctuated at the same frequency as that of die twisting.

Materials Science and Engineering: A

losing any kind of ordered modulation before it eventually fluctuates at f0.

Combustion and Flame

Expert writing Tips

Best practice

Use "fluctuate at" to describe quantities or conditions that vary around a specific level or value over time. For example, "Stock prices fluctuate at market open."

Common error

Avoid using "fluctuate at" when describing something that is static or constant. "The painting fluctuated at the museum" is incorrect; fluctuation implies change over time or circumstance.

Linguistic Context

The phrase "fluctuate at" primarily functions as a verb phrase indicating that something varies or oscillates around a specific point or level. Ludwig AI confirms this with numerous examples demonstrating variations happening "at" a given measure, level or area.

Expression frequency: Common

Frequent in

Science

60%

News & Media

30%

Encyclopedias

10%

Less common in

Formal & Business

0%

Wiki

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "fluctuate at" is a common and grammatically sound phrase used to describe variation around a specific point or level. As Ludwig AI indicates, it is prevalent in scientific, news, and encyclopedic content, often indicating dynamic or unstable behaviors. While alternatives like "vary around" or "oscillate around" exist, the choice depends on the specific nuance you intend to convey. When using "fluctuate at", ensure it describes something dynamic and avoids misapplication to static scenarios.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

vary around

This alternative suggests movement within a range, with the focus on the boundaries of the variation.

oscillate around

This alternative emphasizes rhythmic movement back and forth around a central point.

waver at

Suggests uncertainty or instability in the fluctuation, implying a less predictable movement.

hover around

Implies a tendency to remain near a specific value, with slight deviations.

undulate at

Describes a wavelike motion around a certain level, suggesting a more continuous and flowing change.

move between

Focuses on the shifting between different states or values, without necessarily implying a central point.

cycle through

Implies a recurring pattern of changes passing from one state to the others.

rise and fall around

Emphasizes the upward and downward movement in relation to a given point.

go up and down at

Describes a simple, direct movement in alternating directions.

seesaw around

Implies an alternating rise and fall, often suggesting a balance or equilibrium.

FAQs

How can I use "fluctuate at" in a sentence?

You can use "fluctuate at" to describe something that varies around a certain point or level. For example, "The heart rate will fluctuate at different levels of exertion."

What are some alternatives to "fluctuate at"?

Alternatives include "vary around", "oscillate around", or "waver at", depending on the specific nuance you want to convey.

Is it correct to say "fluctuate around" instead of "fluctuate at"?

While "fluctuate around" is also used, "fluctuate at" is more precise when referring to variations happening at a specific level or frequency. Using "fluctuate around" suggests movement within a general area, rather than at a specific point.

What does it mean when something is described as "fluctuating at" a certain level?

It means that the quantity or condition in question is not constant, but rather varies or oscillates around that particular level, sometimes above and sometimes below it.