reasonable approximation

USAGE SUMMARY

'reasonable approximation' is a correct and usable phrase in written English.
You can use it when you need to make an estimation that is approximate but still reasonable. For example, you could say that "based on the available data, we can make a reasonable approximation of the cost of the project."

✓ Grammatically correct

Science

News & Media

Academia

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Though SML not completely accurate, it gives a reasonable approximation.

Stanford University

The most we can hope for is a reasonable approximation of the truth.

The New York Times

They really were impressed with themselves for making a reasonable approximation of the kitchen favourite.

The Guardian - Lifestyle

Sovacool believes the mean of 66 gCO2e/kWh to be a reasonable approximation.

Nature

But a reasonable approximation of ragù can be produced using ground beef or pork or, even better, prepared Italian sausage.

The New York Times - Food

And second, higher inflation is a reasonable approximation for higher demand.

The Economist

Though this is a reasonable approximation for periods of a few months, it is unrealistic for 10 years.

The New York Times

This provides a reasonable approximation to the continuum field of deformation and damage.

Theoretical and Applied Fracture Mechanics

To play Julien, Mr. Crudup puts on a reasonable approximation of a French accent, while Mr. Gambon's speech remains staunchly British in inflection.

The New York Times

This assumption is a reasonable approximation given the very high aspect ratio and relative stiffness of PA nanofibers (see Supplementary Note 3).

Nature

To the bartender's credit, after hearing that it needed gin, lemon juice, sugar and sparkling wine, he went on to mix a reasonable approximation.

The New York Times - Food

Expert writing Tips

Best practice

When presenting a "reasonable approximation", clearly state the assumptions and limitations that influence its accuracy. This helps manage expectations and provides context for the estimation.

Common error

Avoid presenting a "reasonable approximation" as a precise value. Always acknowledge its approximate nature to maintain credibility and transparency.

Linguistic Context

The phrase "reasonable approximation" functions as a noun phrase used to describe a calculation or estimate that is not exact but close enough to be useful or acceptable. Ludwig AI confirms it is a correct and usable phrase.

Expression frequency: Very common

Frequent in

Science

61%

News & Media

25%

Academia

3%

Less common in

Encyclopedias

2%

Formal & Business

2%

Reference

0%

Ludwig's WRAP-UP

The phrase "reasonable approximation" is a versatile term used to describe an estimate or calculation that is not exact but sufficiently accurate for a given purpose. As Ludwig AI confirms, it's grammatically correct and widely used. This phrase is frequently found in scientific, news, and academic contexts. While perfectly acceptable, consider alternatives like "close estimate" or "rough estimate" for nuanced meanings. Remember to clearly state the assumptions and limitations when presenting a "reasonable approximation" to maintain transparency.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

close estimate

Focuses on the numerical aspect of the approximation, implying the estimated value is near the actual value.

approximate figure

Focuses specifically on numerical approximations, implying the figure is close but not exact.

rough estimate

Indicates the approximation is not precise and potentially based on incomplete data.

fair assessment

Highlights the evaluative nature of the approximation, suggesting it's a balanced judgment.

working estimate

Emphasizes that the approximation is practical and suitable for immediate use, although potentially subject to change.

practical estimation

Similar to working estimate, but underscores the utility and real-world applicability of the estimate.

serviceable substitute

This suggests that something else is being provided as a replacement that is adequate but not perfect.

decent likeness

Used when approximating something visual or representational; emphasizes similarity in appearance or form.

adequate representation

Implies the approximation is sufficient for a given purpose, even if it's not a perfect match.

crude calculation

Highlights a simplified, quick method of estimation that prioritizes speed over accuracy.

FAQs

How can I use "reasonable approximation" in a sentence?

You can use "reasonable approximation" to indicate that an estimate or calculation is not exact but is close enough for a specific purpose. For example, "Based on the available data, we can make a "reasonable approximation" of the project's cost".

What are some alternatives to "reasonable approximation"?

Alternatives include "close estimate", "rough estimate", or "fair assessment" depending on the context. Each carries a slightly different nuance regarding the precision and purpose of the approximation.

When is it appropriate to use "reasonable approximation"?

It is appropriate when you need to provide an estimate or calculation that is not exact but is sufficiently accurate for the intended purpose. This is common in situations where precise data is unavailable or unnecessary.

Is "reasonable approximation" a formal or informal phrase?

"Reasonable approximation" is suitable for both formal and informal contexts. Its clarity and neutrality make it versatile for various types of communication.