an erratic variation

USAGE SUMMARY

The phrase "an erratic variation" is correct and usable in written English.
It can be used to describe a change or fluctuation that is unpredictable or inconsistent in nature. Example: "The data showed an erratic variation in temperature readings over the past week, making it difficult to draw any conclusions."

✓ Grammatically correct

Human-verified similar examples from authoritative sources

Similar Expressions

60 human-written examples

Although PA exhibited an erratic seasonal variation among sampling sites, the measured values lied within a relatively small range.

Chemistry Central Journal

This difficulty is further compounded by acute threshold sensitivity of wind speed estimates, which can be attributed to erratic variation of model and sampling errors with selected threshold values.

Journal of Wind Engineering and Industrial Aerodynamics

In Fig. 21a, erratic variation in porosity was observed for small incremental growth in subcropped sample, which is consistent with region I in Fig. 1.

Journal of Petroleum Exploration and Production Technology

Filagree neurite arbors have exaggerated clockwise curvature and erratic variation in neurite caliber, but no reduction in length, branching or axon-dendrite ratio (Kraft et al., 2006).

DMM Disease Models and Mechanisms

Note in this context that the 11 interactions in which inbreeding was involved in also indicated erratic variation rather than any systematic patterns.

BMC Evolutionary Biology

Figure 1 presents the elderly CVD admissions (hollow circles) and daily average temperature (solid line) during the 5-year period and shows the seasonal variation of daily average temperature and the erratic variation of elderly CVD admissions.

Global Health Action

Tells how effective use of it has been hindered by erratic variations in its upply & price.

The New Yorker

Because many factors influence population size, erratic variations in number are more common than regular cycles of fluctuation.

Encyclopedia Britannica

Similar erratic variations in solving the CTAP have also been reported in the literature [55].

Journal of Modern Transportation

The year of foaling showed erratic variations because of the particular environmental conditions of each year but with a clear decrease over time for B (regression coefficient −0.03 s.d./year) and P (regression coefficient −0.02 s.d./year), which suggested an improvement of the environmental conditions of foaling.

Animal

It should be durable enough to endure erratic variations in stress as well as pressure that too with minimal damage or alteration to its functionality.

WikiHow

Expert writing Tips

Best practice

When describing data or phenomena, use "an erratic variation" to convey that changes are unpredictable and lack a consistent pattern. This is particularly effective in scientific and technical writing.

Common error

Avoid using "an erratic variation" when you simply mean something is bad or undesirable. "Erratic" specifically refers to unpredictability and inconsistency, not necessarily negative quality. Ensure the context aligns with this meaning.

Linguistic Context

The phrase "an erratic variation" functions as a descriptive element within a sentence, typically acting as a noun phrase modified by an adjective. It describes the manner in which something changes, emphasizing its unpredictable and inconsistent nature. Ludwig AI confirms its grammatical correctness.

Expression frequency: Missing

Frequent in

Science

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News & Media

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Formal & Business

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Less common in

Wiki

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Encyclopedias

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Ludwig's WRAP-UP

In summary, "an erratic variation" is a grammatically sound phrase used to describe unpredictable and inconsistent changes. Ludwig AI validates this. While its frequency is currently low, its usage spans various contexts, particularly in scientific and technical writing. When using this phrase, ensure that the context accurately reflects the intended meaning of unpredictability and inconsistency, avoiding simple misinterpretations of negativity. Consider alternatives like "an unpredictable fluctuation" or "an inconsistent pattern" depending on the specific nuance you wish to convey.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

an unpredictable fluctuation

Replaces 'erratic' with 'unpredictable' and 'variation' with 'fluctuation', emphasizing the lack of predictability.

an inconsistent pattern

Substitutes 'erratic variation' with 'inconsistent pattern', focusing on the lack of uniformity.

a sporadic change

Uses 'sporadic change' to highlight the irregular and infrequent nature of the variation.

a random fluctuation

Replaces 'erratic' with 'random', emphasizing the lack of any discernible pattern.

an unstable fluctuation

Substitutes 'erratic' with 'unstable', highlighting the lack of stability in the variation.

a volatile shift

Uses 'volatile shift' to suggest a sudden and dramatic change.

a whimsical alteration

Replaces 'erratic' with 'whimsical', implying a capricious and unpredictable change.

a haphazard modification

Substitutes 'erratic' with 'haphazard', focusing on the lack of planning or order in the variation.

a fluctuating anomaly

Uses 'fluctuating anomaly' to emphasize the deviation from a norm that changes unpredictably.

an irregular deviation

Replaces 'erratic' with 'irregular', highlighting the departure from a standard or norm in an inconsistent manner.

FAQs

How can I effectively use "an erratic variation" in a sentence?

Use "an erratic variation" to describe something that changes unpredictably and inconsistently. For instance, "The stock price showed "an erratic variation", making it difficult to predict future performance."

What are some alternatives to "an erratic variation"?

Depending on the context, you could use alternatives like "an unpredictable fluctuation", "an inconsistent pattern", or "a sporadic change".

Is it appropriate to use "an erratic variation" in formal writing?

Yes, "an erratic variation" is suitable for formal writing, particularly in scientific and technical contexts where precise descriptions of unpredictable changes are necessary. However, ensure that the tone remains objective and professional.

What's the difference between "an erratic variation" and "a random variation"?

While both phrases imply unpredictability, ""an erratic variation"" suggests more instability and potential deviation from a norm, whereas "a random variation" simply indicates the absence of a discernible pattern.