Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
demand significant duration
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "demand significant duration" is correct and usable in written English.
It can be used in contexts where you are discussing the need for a considerable amount of time for a particular task or process. Example: "The project will demand significant duration to ensure all aspects are thoroughly addressed."
✓ Grammatically correct
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
Strong motion durations are obtained based on the definition of significant duration.
According to the proposed definition, integrated bracketed duration, integrated uniform duration, and integrated significant duration are presented to measure durations for multi-component ground motions.
Science
This study presents a new definition of the strong motion duration combining the alternative bracketed and significant duration definitions.
There were no significant duration effects.
There was a significant duration-response trend (P = 1.67 × 10-17), with lower ORs for increasing duration of aspirin use.
Academia
Trump is demanding significant concessions.
News & Media
This change in demand has significant environmental consequences.
News & Media
Demands of Duration: The Futures of Digital Sound Scholarship / Jonathan Sterne, with Mary Caton Lingold, Darren Mueller, and Whitney Trettien 267 Contributors 285 Index 291.
Academia
Figure 6 shows a network with significant contact durations.
Applying DR program, some responsive consumers shifted their demands from peak duration to shoulder/valley periods.
Meningococcal meningitis cases demanded the shortest duration of hospitalization (10.5 ± 5.1 days) among all other causes (Table 3).
Science
Expert writing Tips
Best practice
When using the phrase "demand significant duration", ensure that the context clearly justifies the need for an extended period. Specify the factors contributing to the lengthy timeframe to enhance clarity and credibility.
Common error
Avoid using "demand significant duration" without a clear justification. Exaggerating the required time can lead to unrealistic expectations and undermine trust in the project or process.
Source & Trust
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "demand significant duration" functions as a verb phrase indicating the necessity of a considerable time period for a particular task or activity. As confirmed by Ludwig, it suggests that the duration is not just preferable, but essential.
Frequent in
Science
0%
News & Media
0%
Formal & Business
0%
Less common in
Science
0%
News & Media
0%
Formal & Business
0%
Ludwig's WRAP-UP
In summary, while grammatically sound, the phrase "demand significant duration" lacks substantial real-world examples. Ludwig confirms its grammatical correctness. Alternatives such as "require considerable time" or "necessitate extended duration" may offer greater versatility. The phrase's formality makes it suitable for professional settings, but its infrequent usage suggests careful consideration of context. The expert rating reflects a balance between grammatical correctness and the limited evidence of its practical use. Given the scarcity of instances and the possibility of more direct alternatives, its application warrants careful consideration.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
require considerable time
Changes the verb to 'require' and uses the adjective 'considerable' instead of 'significant'.
necessitate extended duration
Replaces 'demand' with 'necessitate' and 'significant' with 'extended', offering a more formal tone.
call for substantial time allocation
Emphasizes the allocation of time and uses 'substantial' to indicate a significant amount.
entail a lengthy period
Focuses on the length of the period and uses 'entail' to suggest a necessary consequence.
involve a prolonged timeframe
Highlights the timeframe and uses 'prolonged' to denote an extended duration.
need a significant amount of time
Simplifies the structure and uses 'need' to express the requirement.
impose a considerable timeframe
Uses 'impose' to suggest a constraint on time and 'considerable' to quantify it.
take a significant length of time
Focuses on the duration and uses 'take' to indicate the consumption of time.
mandate a significant period
Changes the verb to 'mandate' and rearranges the phrase structure slightly.
expect a substantial duration
Shifts the focus to expectation and uses 'substantial' to denote the quantity of time.
FAQs
How can I use "demand significant duration" in a sentence?
You can use "demand significant duration" to describe a task or project that requires a considerable amount of time to complete thoroughly. For example, "The research project will demand significant duration to ensure all aspects are thoroughly addressed."
What are some alternatives to "demand significant duration"?
Alternatives include "require considerable time", "necessitate extended duration", or "call for substantial time allocation" depending on the context.
When is it appropriate to use "demand significant duration"?
It's appropriate when describing a task or project where the need for a lengthy period is essential for thoroughness, accuracy, or complexity, and you want to emphasize this requirement.
What's the difference between "demand significant duration" and "require a long time"?
"Demand significant duration" is more formal and emphasizes the essential nature of the extended period, while "require a long time" is a simpler and more general way of expressing the same idea.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
78%
Authority and reliability
4.1/5
Expert rating
Real-world application tested