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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
a one-off task
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a one-off task" is correct and usable in written English.
You can use it to describe an action or job that someone has to do, but which they won't be repeating or doing regularly. For example: "I have a one-off task of setting up a new filing system."
✓ Grammatically correct
News & Media
Science
Alternative expressions(19)
a unique order
a one-off request
a one-off engagement
a unique task
an isolated task
a one-off solution
a one-off order
a one-off assignment
a single order
an isolated order
a one-time task
a singular assignment
a single task
a one-off procedure
a special task
a one-off one
a singular order
a one-off mission
a one-off item
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
2 human-written examples
This is well and good if the government is looking to build a road, but building a road is a one-off task.
News & Media
A one-off task force was put in place to coordinate the generation, synthesis, and dissemination of evidence to decision makers, including the cabinet, although it mainly consisted of senior MoH staff, MoF staff, researchers, and the WHO.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
Although much previous work has implicitly viewed disclosure as a more or less simple one-off task, there is a growing recognition that disclosure is a complex process, comprising more than simply naming the illness.
Science
Our opportunity was to do that and at the same time prove that our "business as usual" team (which ran alongside the R2 team and tended to deal with small, one-off tasks) could produce work at least as complex and high-profile as anything the R2 team could.
News & Media
I suspect you used your smartphone more frequently for these one-off tasks than your netbook.
News & Media
This has put even more impetus behind the professionalisation process even if some of the volunteers' tasks, such as a "one-off experience to help clean and repack Knole's stored collections", might still sound rather mundane.Politicians look wistfully on this success especially the Conservatives, who have watched their own venerable party membership collapse in recent years.
News & Media
The programme was written by Mike Bullen, a BBC radio producer with little screenwriting experience, who was tasked with creating a one-off television production that would appeal to middle-class television audiences, who the executive producer Andy Harries believed were underepresented on British television.
Wiki
He was a one-off".
News & Media
I hope this is a one-off.
News & Media
Will this be a one-off?
News & Media
"This is not a one-off.
News & Media
Expert writing Tips
Best practice
Use "a one-off task" to clearly specify that something is an exception and not a regular occurrence, whether in project management, personal to-do lists, or any type of planning.
Common error
Avoid using "a one-off task" when describing responsibilities that are recurring or part of a larger, ongoing project. This can mislead team members about the scope and duration of their work.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a one-off task" functions as an adjective phrase modifying the noun "task". It describes the task as being singular and non-recurring. Ludwig confirms its usability in written English.
Frequent in
News & Media
50%
Science
50%
Formal & Business
0%
Less common in
Academia
0%
Wiki
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "a one-off task" is a grammatically correct and usable phrase in English, as confirmed by Ludwig. It describes a task that is performed only once and is not part of a regular routine. While relatively rare, it is found in news, media, and scientific contexts. To enhance clarity in writing, consider alternatives such as "a single task" or "a one-time task", and avoid using it when referring to recurring responsibilities. It’s very important that when referring to a non recurring action or job you clearly define the scope of the "a one-off task" in order to create a solid expectation of the required efforts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
a one-time task
Replaces "off" with "time" without changing the meaning.
a single task
This alternative highlights the singularity of the task, emphasizing that it is just one instance.
a non-recurring task
This explicitly states that the task will not happen again or regularly.
an isolated task
This emphasizes the task's separation from routine or recurring duties.
a singular assignment
This emphasizes the distinct nature of the assignment, implying that it is the only one of its kind.
a unique task
This suggests that the task is special or unlike others, implying it won't be repeated.
a solitary task
This underlines the fact that the task stands alone and is not part of a larger series.
an individual task
This draws attention to the task's self-contained and separate nature.
a special task
This highlights the distinct or unusual nature of the task.
an episodic task
This highlights the task's occurrence as a single episode or event.
FAQs
What does "a one-off task" mean?
The phrase "a one-off task" refers to a task or activity that is done or occurs only once and is not repeated regularly. It implies that the task is unique and not part of a routine or ongoing process.
How can I use "a one-off task" in a sentence?
You can use "a one-off task" in a sentence like this: "My main responsibility is continuous reporting, but I also have "a one-off task" of training the new intern."
What are some alternatives to "a one-off task"?
Some alternatives to "a one-off task" include "a single task", "a one-time task", or "an isolated task". The best choice depends on the specific context and the nuance you want to convey.
Is it correct to use "one-time task" instead of "a one-off task"?
Yes, "one-time task" is a perfectly acceptable alternative to "a one-off task". Both phrases have the same meaning and can be used interchangeably to describe a task that is performed only once.
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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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested