variable over time

USAGE SUMMARY

The phrase "variable over time" is correct and usable in written English.
It can be used to describe something that changes or fluctuates as time progresses. Example: "The temperature in this region is variable over time, making it difficult to predict weather patterns."

✓ Grammatically correct

Science

News & Media

Formal & Business

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

If fewer bacteria were inoculated initially, the onset of infections may also be variable over time, inducing much more variability in the data and less statistical power.

BioMed Research International

It also confirms that high and low status are relative, circumstantial and variable over time.

The New York Times - Arts

However, since the influential factors are variable over time, the inputs, outputs, and efficiencies of travel agencies are variable over time accordingly.

Journal of Inequalities and Applications

Further research is necessary to determine the effect of this variable over time with confidence.

Evolution: Education and Outreach

Its integration into practice is variable over time and by European geographic region [48 50].

Annals of Intensive Care

However, in many real applications, the observed data of the evaluated DMUs are variable over time.

Journal of Inequalities and Applications

The available P is, in any case, low but variable over time.

Chemical and Biological Technologies in Agriculture

The increase rates for crevasse area are variable over time (bold lines in Fig. 11(a)).

Earth, Planets and Space

For example, it allows for shifts in the outcome variable over time and for an unbalanced cluster design.

Contemporary Clinical Trials

At a small spatial scale, fish assemblages were variable over time at the three temporal scales studied.

Journal of Experimental Marine Biology and Ecology

Ethanol yield from sugarcanes and Type I energycanes was more variable over time, due to degradation of free sugars.

Biomass and Bioenergy

Expert writing Tips

Best practice

When describing data trends or experimental results, clearly define the time frame over which the "variable over time" is being observed. This provides necessary context for interpreting the changes.

Common error

Avoid using "variable over time" without specifying what is variable. Always clarify the subject or aspect that changes, such as 'temperature', 'price', or 'population density'.

Linguistic Context

The phrase "variable over time" functions as an adjective phrase modifying a noun, indicating that the noun's characteristics or values change as time progresses. This aligns with Ludwig AI's assessment and the examples provided.

Expression frequency: Very common

Frequent in

Science

90%

News & Media

5%

Formal & Business

5%

Less common in

Wiki

0%

Reference

0%

Academia

0%

Ludwig's WRAP-UP

The phrase "variable over time" is a grammatically sound and commonly used expression, particularly in scientific contexts, to describe entities or phenomena that change or fluctuate as time passes. Ludwig AI confirms its correctness and usability. While alternatives such as "changing with time" or "fluctuating over time" exist, "variable over time" provides a clear and concise way to convey dynamism. When using this phrase, ensure that the specific subject being described is clearly identified to avoid ambiguity. Given its frequent occurrence in formal and scientific writing, it is best suited for contexts requiring precision and objectivity.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

changing with time

This alternative directly emphasizes the aspect of change in relation to the progression of time.

fluctuating over time

This phrase highlights the undulation or oscillation in the variable's behavior during the observed period.

evolving through time

This suggests a gradual development or transformation of the variable as time passes.

shifting across time

This alternative points to a change in position or state of the variable as time advances.

temporal variation

This is a more formal and concise way to describe changes observed in a variable across time.

time-dependent variation

This phrase indicates that changes in the variable are directly influenced or determined by time.

chronological variability

A formal way of expressing that something changes across a timeline.

unstable across time

Emphasizes the lack of stability or predictability in the variable's behavior over time.

temporal instability

This noun phrase represents the idea that the variable is not stable when considering a time frame.

varying with the passage of time

A more verbose alternative which means approximately the same thing.

FAQs

How can I use "variable over time" in a sentence?

You can use "variable over time" to describe anything that changes or fluctuates as time progresses. For instance, "The stock market is highly variable over time", or "Plant growth is variable over time due to changing weather conditions".

What are some alternatives to "variable over time"?

Alternatives include "changing with time", "fluctuating over time", or "evolving through time", depending on the specific context.

Is it better to say "variable over time" or "variables over time"?

The choice depends on whether you are referring to a single entity that changes ("variable over time") or multiple entities that change independently ("variables over time").

What does "temporal variation" mean, and how does it relate to "variable over time"?

"Temporal variation" is a more formal term that describes the same concept as "variable over time": changes or fluctuations observed across a period of time. They are often interchangeable, but "temporal variation" is preferred in technical or scientific contexts.