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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
on assignment
Grammar usage guide and real-world examplesUSAGE SUMMARY
"on assignment" is correct and usable in written English.
You can use it to refer to a task or job that someone has been formally assigned to do, usually by an employer. For example, "He left for South America on assignment for the company."
✓ Grammatically correct
News & Media
Academia
Formal & Business
Alternative expressions(9)
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
59 human-written examples
Like Mr. Bush, he reckons he's "on assignment from God".
News & Media
"We are thrilled to join forces with On Assignment.
News & Media
Next, Stewart spoke to correspondent Al Madrigal, "on assignment" in Dallas.
News & Media
"And on assignment for a magazine".
News & Media
WOODWARD Were you on assignment?
News & Media
Helmut Newton died on assignment.
News & Media
BROOKVILLE "On Assignment," photographs by Arthur Leipzig.
News & Media
I was on assignment for Creem magazine.
News & Media
This assignment builds on Assignment 1.
Academia
Back then he was working on assignment in Bangalore.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
1 human-written examples
"He took on assignments as they were given".
News & Media
Expert writing Tips
Best practice
Use "on assignment" to clearly indicate that someone is performing a duty or task that has been formally assigned to them, particularly in professional or journalistic contexts.
Common error
Avoid using "on assignment" when referring to general tasks or responsibilities that are part of someone's regular job description. It's best suited for specific, time-bound duties.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "on assignment" primarily functions as a prepositional phrase modifying a noun or pronoun. It indicates the state of being engaged in a specific task or duty, often for a defined period. Ludwig confirms its correct usage in numerous examples.
Frequent in
News & Media
70%
Academia
15%
Formal & Business
10%
Less common in
Science
2%
Encyclopedias
1%
Wiki
2%
Ludwig's WRAP-UP
In summary, the phrase "on assignment" is a grammatically sound and widely used prepositional phrase that indicates someone is performing a specific, formally assigned task or duty. As Ludwig AI confirms, its usage is correct and common across diverse contexts, including news, academia, and business. When writing, use "on assignment" to clearly convey that someone is engaged in a specific, delegated duty, avoiding its use for general job responsibilities. While alternatives like "on duty" or "tasked with" exist, "on assignment" is particularly suitable for formal and professional communications, with its origins linked to news and journalism, as illustrated by the high occurrence in authoritative sources such as The New York Times and The Guardian.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
tasked with
This phrase directly states that someone has been given a specific responsibility.
on duty
This alternative specifies that someone is currently performing their regular work duties.
on a mission
This phrase emphasizes the purpose or objective of the task at hand, often suggesting a specific goal.
on a project
This phrase specifies that someone is currently working on a defined project.
detailed
This term implies a temporary assignment to a specific task or duty, often within a larger organization.
dispatched
This term suggests being sent to a particular location for a specific purpose, often in an official capacity.
under orders
This indicates someone is acting upon specific instructions or commands.
working on
This is a more general term that indicates involvement in a particular project or task.
engaged in
This alternative suggests active participation in a specific activity or project.
involved in
This implies a degree of participation or connection to a particular task or project.
FAQs
How can I use "on assignment" in a sentence?
You can use "on assignment" to indicate that someone is performing a specific task or duty that has been formally assigned to them. For instance, "The journalist was "on assignment" in the Middle East to cover the political unrest".
What are some alternatives to saying "on assignment"?
Depending on the context, you could use phrases like "on duty", "tasked with", or "working on a project" as alternatives to "on assignment".
Is it correct to say "in assignment" instead of "on assignment"?
No, the correct preposition to use is "on". "On assignment" is the standard and grammatically correct phrase.
What's the difference between "on assignment" and "on a mission"?
"On assignment" typically refers to a professional duty or task, especially in journalism or corporate settings. "On a mission" often implies a more specific, often urgent or important goal, and can be used in broader contexts.
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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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested