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
assigned by
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "assigned by" is correct and usable in written English.
You can use it to mean "given to and expected to be done by" someone. For example: "The teacher assigned the homework by Friday."
✓ Grammatically correct
Academia
News & Media
Science
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
Assigned by The Times to the N.Y.U.
News & Media
Sanitary facilities are typically assigned by area.
News & Media
Offices are assigned by seniority.
News & Media
Mastaba shafts assigned by Reisner.
Academia
Configurations are assigned by nmr.
Science
Projects as assigned by internship supervisor.
Academia
Assigned by Chairman of Judicial Council.
Academia
Dates assigned by archivists appear in brackets.
Academia
His contract was assigned by the league to the Showboats.
News & Media
Some series have file names assigned by the digital camera.
News & Media
or a value assigned by the app_plan function.
Expert writing Tips
Best practice
When using "assigned by", ensure clarity about who is assigning and what is being assigned to avoid ambiguity.
Common error
Avoid using "assigned by" without specifying the assigning entity. For example, instead of saying "The task was assigned by," specify who did the assigning: "The task was assigned by the manager."
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "assigned by" functions as a prepositional phrase modifying a verb or noun. It indicates the agent or entity responsible for the assignment. According to Ludwig, it signifies something "given to and expected to be done by" someone.
Frequent in
Academia
32%
News & Media
30%
Science
28%
Less common in
Wiki
5%
Formal & Business
3%
Encyclopedias
2%
Ludwig's WRAP-UP
The phrase "assigned by" is a common and grammatically correct prepositional phrase used to indicate the source or agent responsible for an assignment. As indicated by Ludwig, the phrase is used to convey something "given to and expected to be done by" someone. It is frequently found in academic, news, and scientific contexts, as well as professional settings. When using "assigned by", it is important to clearly specify who is assigning the task or responsibility to avoid ambiguity. While there are several alternatives like "designated by", "allocated by", and "appointed by", the best choice depends on the specific nuance you want to convey. Therefore, paying attention to the best practices for using this phrase can greatly improve clarity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
Appointed by
Highlights the act of formally selecting someone for a position.
Delegated by
Focuses on entrusting a task or responsibility to someone else.
Designated by
Focuses on the act of officially choosing someone or something for a particular purpose.
Specified by
Focuses on providing detailed instructions or requirements.
Authorized by
Stresses the granting of permission or power.
Determined by
Emphasizes the act of finding something out as a result of research or calculation.
Mandated by
Emphasizes a requirement or order from an authority.
Allocated by
Emphasizes the distribution of resources or responsibilities.
Prescribed by
Highlights a recommendation or instruction that must be followed.
Commissioned by
Implies a formal request or order for something to be done.
FAQs
How do I use "assigned by" in a sentence?
Use "assigned by" to indicate who is responsible for allocating a task, role, or item. For example, "The project was assigned by the team lead."
What are some alternatives to "assigned by"?
You can use alternatives like "designated by", "allocated by", or "appointed by" depending on the specific context.
Is it better to use "assigned by" or "given by"?
"Assigned by" implies a formal allocation or responsibility, while "given by" is more general. Choose "assigned by" when emphasizing the act of delegation, for example "The task was assigned by the supervisor."
What's the difference between "assigned by" and "delegated by"?
"Assigned by" is a broader term for giving someone a task. "Delegated by" specifically refers to entrusting a task or responsibility to someone else, often implying authority.
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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested