approximate duration

USAGE SUMMARY

The phrase "approximate duration" is correct and usable in written English.
You can use it when referring to an estimated length of time for an event or activity. Example: "The approximate duration of the meeting is expected to be two hours."

✓ Grammatically correct

Science

Wiki

Human-verified examples from authoritative sources

Exact Expressions

30 human-written examples

The approximate duration of one anisotropy measurement is 1.5 min.

Tectonophysics

DPG equals approximate duration of growth period (days).

Applied Water Science

{text{DWV = TWV/DPG}} (5 where DPG = approximate duration of growth period (days).

Applied Water Science

The approximate duration of the review cycle has varied between countries from 3-4 years to >6 years.

Insights into Imaging

The time lapse to reach the melting temperature of the metallic substrate dictates the approximate duration of the ground firing test and evidently constitutes the primary design constraint.

Applied Thermal Engineering

Each transmitted OFDM-based wireless packet has an approximate duration of 50 ms. The transmitted OFDM packets were sampled at 32.768 M samples per second.

EURASIP Journal on Wireless Communications and Networking

Human-verified similar examples from authoritative sources

Similar Expressions

30 human-written examples

The maximum flows and approximate durations are illustrated in Fig. 1, bearing in mind that AM peaks tend to rise quickly but their fall is less well defined as they merge into inter-peak traffic.

European Transport Research Review

In these passages the overall sequence of events is, however, controlled by the conductor, who is instructed about the approximate durations for each section, and who indicates to the orchestra when to move from one section to next.

Wikipedia

Approximate durations and ages of onset of the index child are recorded.

BMC Psychiatry

The approximate length of time (and duration of food withdrawal) from the observation of colic signs to the time of surgery varied from 3 hours up to 2.5 days, with a median of 14 hours.

Acta Veterinaria Scandinavica

To approximate the duration of the high-frequency cycles two different approaches were used.

Sedimentary Geology

Expert writing Tips

Best practice

When using "approximate duration", specify the unit of time (e.g., minutes, hours, days) for clarity. For example: "The approximate duration of the presentation is 30 minutes."

Common error

Avoid using "approximate duration" without providing a range or a specific value. Saying "the approximate duration is long" is less helpful than "the approximate duration is 2-3 hours".

Linguistic Context

The phrase "approximate duration" functions primarily as a noun phrase. It is used to quantify time in an inexact or estimated manner. Ludwig AI examples confirm its widespread use in various contexts to describe the length of an event, activity, or process.

Expression frequency: Common

Frequent in

Science

70%

Wiki

15%

News & Media

5%

Less common in

Formal & Business

5%

Encyclopedias

2%

Reference

3%

Ludwig's WRAP-UP

The phrase "approximate duration" is a commonly used and grammatically correct noun phrase used to indicate an estimated timeframe. Ludwig AI confirms its appropriateness across diverse contexts, particularly in scientific and academic writing. It serves the purpose of providing a general estimate of time, useful for planning and communication. The phrase is versatile, suitable for both neutral and formal registers, with key alternatives including "estimated time" and "projected timeframe". Use it to accurately communicate an inexact or estimated length of time.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

estimated time

Replaces "duration" with the more general term "time", slightly simplifying the phrase.

estimated timeframe

Combining "estimated" and "timeframe" for a more concise option.

approximate timeframe

Replaces "duration" with "timeframe", implying a broader view of time.

estimated length

Substitutes "duration" with "length", focusing on the physical extent or period.

rough estimate of time

Adds "rough estimate" for emphasis on imprecision, making it less formal.

projected time frame

Uses "projected" to suggest a forecast, suitable for planning contexts.

anticipated period

Employs "anticipated" to highlight expectation, often used in scheduling.

ballpark duration

Adds an informal term to indicate a rough estimation of the duration.

close to duration

Suggests nearness to an unspecified duration.

near duration

Similar to close to duration with a slightly different expression.

FAQs

How do I use "approximate duration" in a sentence?

Use "approximate duration" to indicate an estimated length of time. For example, "The "approximate duration" of the flight is 6 hours".

What can I say instead of "approximate duration"?

You can use alternatives such as "estimated time", "rough estimate of time", or "projected time frame" depending on the context.

Is it better to use "approximate duration" or "exact duration"?

Use "approximate duration" when you're providing an estimate. Use "exact duration" when you know the precise length of time. If you don't have accurate data, "approximate duration" would be the best fit.

What's the difference between "approximate duration" and "average duration"?

"Approximate duration" refers to an estimated time, while "average duration" refers to the mean length of time calculated from multiple instances or data points. If there are outliers "approximate duration" may be more useful.