an erratic pattern

USAGE SUMMARY

"an erratic pattern" is a perfectly valid phrase in written English.
It is typically used to describe something that is inconsistent or chaotic in nature. For example, "The stock market has been showing an erratic pattern lately."

✓ Grammatically correct

News & Media

Science

Human-verified examples from authoritative sources

Exact Expressions

17 human-written examples

When the signals arrive in the ventricles in an erratic pattern, the ventricles pump blood less efficiently to the body.

The New York Times

Roach also turns the knife when he agrees that, in the long run, such an erratic pattern is bound have its effect.

Independent

Buchwalter became interested after one of his experiments showed an erratic pattern of oxygen consumption.

Science Magazine

More recently, Rasch analysis software enabled Goh & Aryadoust ([2010]) to identify and remove from a test items that elicited an erratic pattern of responses (known as "underfitting" items) as well as those whose pattern of responses appeared not to be independent ("overfitting" items).

Language Testing in Asia

The media outlet writes that an "erratic pattern of taking his meds" contributed to West's hospitalization on Nov. 21, when, after an incident at his personal trainer's home, he was taken to the UCLA Medical Center for evaluation. .

Huffington Post

Investigations of the Flynn effect in different nations showed an erratic pattern of changes in intelligence gains.

Plosone

Human-verified similar examples from authoritative sources

Similar Expressions

42 human-written examples

Both the chemotherapy alone and radiotherapy alone groups exhibit an early peak at about 2 years, but in the chemotherapy alone group this is followed by gradual decline to a somewhat erratic pattern, fluctuating around a hazard of 0.03.

Breast Cancer Research

Frequently, they displayed a transition point at which a steadily oscillating baseline converted to a more erratic pattern (see Figure 3, patients H and I) or began to trend upward (patients K and L).

Critical Care

The data for the San Joaquin Valley soil showed a more erratic pattern with the ISR measured after 20 minutes and 3 hours nearly the same, while the measurements after 40 minutes and 1, 2 hours were lower.

Geochemical Transactions

Lash demonstrated that collapsing comorbidity generates an unpredictable and erratic pattern of effect modification – sometimes masking existing modification, and other times generating spurious modification.

Clinical Epidemiology

A single genetic mutation arising in the medieval United Kingdom and Iceland gave horses their ability to "amble," or walk with a relatively smooth, four-beat rhythm versus a bumpier, more erratic pattern, researchers write today in Current Biology.

Science Magazine

Expert writing Tips

Best practice

When using "an erratic pattern", ensure that the context clearly establishes what is behaving erratically. Specificity enhances clarity and prevents ambiguity.

Common error

Avoid using "an erratic pattern" as a vague descriptor. Instead, pinpoint the specific aspects of the pattern that are erratic, such as frequency, amplitude, or direction.

Linguistic Context

The phrase "an erratic pattern" functions as a noun phrase, often serving as the subject or object of a sentence. It describes a specific type of arrangement or sequence characterized by irregularity and unpredictability. As confirmed by Ludwig, the phrase is grammatically sound and widely used.

Expression frequency: Uncommon

Frequent in

Science

65%

News & Media

30%

Wiki

5%

Less common in

Formal & Business

0%

Encyclopedias

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "an erratic pattern" is a noun phrase used to describe something inconsistent or unpredictable. Ludwig AI confirms that the phrase is grammatically correct and finds that it is commonly employed in both scientific and journalistic contexts. While "an erratic pattern" is a sound phrase, it's important to provide context to what it refers to and to avoid being too general. Alternatives like "an inconsistent trend" or "an unpredictable sequence" may be more appropriate depending on the specific meaning you wish to convey. The phrase sees frequent use in scientific research and news reporting, highlighting its utility in describing irregular phenomena across various domains.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

an inconsistent trend

Replaces 'erratic' with 'inconsistent', focusing on the lack of uniformity in the trend.

an unpredictable sequence

Substitutes 'erratic' with 'unpredictable' and 'pattern' with 'sequence', highlighting the inability to foresee the order of events.

an irregular rhythm

Replaces 'erratic' with 'irregular' and 'pattern' with 'rhythm', suggesting a lack of regularity or beat.

a fluctuating cycle

Uses 'fluctuating' instead of 'erratic', emphasizing the up-and-down nature of the cycle.

a sporadic arrangement

Replaces 'erratic' with 'sporadic' and 'pattern' with 'arrangement', indicating that something happens or appears at irregular intervals.

a chaotic distribution

Replaces 'erratic' with 'chaotic' and 'pattern' with 'distribution', highlighting the disorder and randomness.

an uneven flow

Uses 'uneven' instead of 'erratic', describing something which is not level or uniform.

a whimsical design

Substitutes 'erratic' with 'whimsical' and 'pattern' with 'design', suggesting a fanciful and playful unpredictability.

a fitful scheme

Replaces 'erratic' with 'fitful' and 'pattern' with 'scheme', implying an irregular and intermittent plan.

a variable formation

Uses 'variable' instead of 'erratic' and 'formation' instead of 'pattern', focusing on how elements are arranged in a way that is subject to change.

FAQs

How can I use "an erratic pattern" in a sentence?

You can use "an erratic pattern" to describe something that is inconsistent or unpredictable. For instance, "The patient's heart rate displayed an erratic pattern after the medication was administered."

What are some alternatives to "an erratic pattern"?

Alternatives include "an inconsistent trend", "an unpredictable sequence", or "an irregular rhythm", depending on the specific context.

Is it better to say "erratic pattern" or "unstable pattern"?

Both "erratic pattern" and "unstable pattern" are acceptable, but "erratic" emphasizes unpredictability and irregularity, while "unstable" emphasizes a tendency to change or collapse. The better choice depends on the specific nuance you wish to convey.

What does it mean when data shows "an erratic pattern"?

When data shows "an erratic pattern", it suggests that the data points are not following a predictable or consistent trend, indicating possible underlying instability or external influences.