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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
for the duration of
Grammar usage guide and real-world examplesUSAGE SUMMARY
"for the duration of" is correct and usable in written English.
You can use it to refer to a period of time (such as a month or a year) during which something happens or exists. For example: "We will remain closed for the duration of the pandemic."
✓ Grammatically correct
News & Media
Alternative expressions(20)
throughout the period of
during the time of
for the span of
for the entirety of
for the term of
over the course of
at all times
within the reality of
every stage of the way
in general
areas
even while
to the fullest possible extent
in all senses of the word
in full measure
for the time that
during which
all the way around
to the greatest extent possible
to the fullest extent
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
They will be sequestered for the duration of the trial.
News & Media
They suspended rivalries for the duration of the disturbances.
News & Media
David was abroad for the duration of the war.
News & Media
Dessain calls her Madame for the duration of the holiday.
News & Media
Vouchers for economy car hire from Marseille airport for the duration of the holiday are included.
News & Media
The others received the same asbos but for the duration of five years.
News & Media
But let's – oh, just for the duration of this column – play along.
News & Media
Or introducing special World Cup courts for the duration of the tournament.
News & Media
But that was only ever for the duration of the sessions.
News & Media
Then, for the duration of Cook It Raw, you erase that.
News & Media
But for the duration of the night, all that emerged from the kitchen was water.
News & Media
Expert writing Tips
Best practice
When using "for the duration of", ensure the time period is clearly defined or easily understood from the context. This avoids ambiguity and ensures clarity in your writing.
Common error
Avoid substituting "of" with other prepositions like "in" or "at". "For the duration of" is the correct and idiomatic form.
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "for the duration of" functions as a prepositional phrase that introduces a time period. It modifies a verb or noun, indicating when something happens or for how long it lasts. As confirmed by Ludwig, it is grammatically correct and commonly used.
Frequent in
News & Media
86%
Formal & Business
7%
Science
7%
Less common in
Academia
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "for the duration of" is a prepositional phrase used to define a specific period of time during which something occurs. As Ludwig AI confirms, it is grammatically correct and widely accepted in written English. It's prevalent in various contexts, especially in news and media, to specify temporal boundaries. When using the phrase, ensure clarity regarding the time period to avoid ambiguity. While alternatives exist, such as "throughout the period of" or "during the time of", "for the duration of" remains a clear and effective choice for denoting the length of an event or state.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
for the entirety of
Emphasizes the completeness of the time period.
throughout the period of
Replaces "duration" with "period", offering a slightly more formal tone.
through the whole of
Similar to "entirety", but slightly more emphatic.
for the span of
Emphasizes the length of time involved.
for the term of
Suitable when referencing legally or formally defined periods.
during the time of
Uses simpler vocabulary, making it slightly less formal.
over the course of
Highlights the progression or development during the time period.
lasting the length of
Focuses on the length as a key characteristic.
from start to finish of
Highlights the beginning and end points of the time period.
while something lasts
More conversational and less precise in defining the timeframe.
FAQs
How can I use "for the duration of" in a sentence?
Use "for the duration of" to specify the period during which something occurs or remains in effect. For example, "The library will be closed "for the duration of" the renovations."
What phrases are similar to "for the duration of"?
Similar phrases include "throughout the period of", "during the time of", and "for the span of". The best choice depends on the specific context and desired level of formality.
Is it grammatically correct to say "during the duration of"?
While understandable, "during the duration of" is somewhat redundant. It's generally better to use ""for the duration of"" or simply "during" for conciseness.
What's the difference between "for the duration of" and "throughout"?
"For the duration of" emphasizes a specific timeframe with a defined start and end, while "throughout" implies continuous action or presence across a period. For example, "for the duration of the meeting" versus "throughout the year".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.6/5
Expert rating
Real-world application tested