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
role upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "role upon" is not correct and does not have a standard usage in written English.
It seems to be a misinterpretation or a combination of other phrases, and it is unclear in what context it could be used. Example: "The responsibilities will role upon the new manager." (This is incorrect.)
⚠ May contain grammatical issues
Science
News & Media
Encyclopedias
Wiki
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
40 human-written examples
And Ms. Hawes, in the role upon which the drama turns, is uncertain whether Lois is a feckless girl-child, a blossoming ingenue or a gibbering, semiarticulate mooncalf.
News & Media
In a move that has upset some insiders, Seven has chosen to stand by an executive who physically attacked a member of staff, giving him a "prime time" role upon his return.
News & Media
Basic to the claim of primacy is the Petrine theory, according to which Christ promised the primacy to Peter alone and, after the Resurrection, actually conferred that role upon him (John 1 42 and 21 15 ff. and, especially, Matthew 16:18 ff).
Encyclopedias
Inlet orientation plays a major role upon MI.
Science
Most middle leaders took on the role upon the suggestion and encouragement of their principal.
Interestingly, the pH value played a unique role upon the PL of RNase A@C-dots.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
18 human-written examples
Maybe it was Clooney's looks rather than personal inclination that thrust these roles upon him.
News & Media
The proposal calls for the board to separate the roles upon succession to the next chief.
News & Media
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News & Media
By this time the RAAF had decided to commission all pilots and navigators, who would be selected for these roles upon induction into the service; navigators therefore went straight to the School of Air Navigation at East Sale, without attending flying training school.
Wiki
Thus it is of great interest to further investigate the specific functions of each Gli transcription factor, sorting out their distinct and overlapping roles upon targets.
Science
Expert writing Tips
Best practice
When describing the function or influence of something, use "role in" or "impact on" for clarity and grammatical correctness.
Common error
Avoid using "upon" after "role"; instead, use "in" or "on" depending on the intended meaning. For example, use "role in the process" or "impact on the outcome" instead of "role upon the process" or "impact upon the outcome".
Source & Trust
81%
Authority and reliability
1.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "role upon" is grammatically questionable. Standard English typically uses "role in" or "impact on" to indicate influence or function. Ludwig AI states that the phrase is incorrect and suggests alternative prepositions. Examples in Ludwig show instances where "role upon" appears, primarily in scientific and news contexts, but its usage remains non-standard.
Frequent in
Science
58%
News & Media
26%
Wiki
8%
Less common in
Encyclopedias
8%
Formal & Business
0%
Social Media
0%
Ludwig's WRAP-UP
The phrase "role upon" is generally considered grammatically incorrect in standard English. Ludwig AI confirms this assessment, suggesting alternatives like "role in" or "impact on". While the phrase appears in some scientific and news sources, its infrequent and questionable usage warrants caution. When discussing the function or influence of something, it's best to use more established and grammatically sound alternatives to ensure clarity and credibility. Remember, using prepositions correctly is essential for clear communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
impact on
Replaces "role" with "impact" and uses the correct preposition "on" to denote influence.
influence on
Similar to "impact on", but emphasizes the power to affect something.
effect on
Focuses on the result or consequence of something, using the correct preposition "on".
part in
Highlights the contribution or involvement in something.
function in
Emphasizes the specific duty or activity something performs.
position in
Refers to a specific place or role within a system or organization.
bearing on
Indicates relevance or connection to a particular subject or situation.
significance for
Highlights the importance or consequence for something.
responsibility for
Focuses on the duty or obligation to handle something.
liability for
Emphasizes the legal or moral obligation for something.
FAQs
What is the correct preposition to use after "role"?
The correct preposition to use after "role" is typically "in" (e.g., "role in the project") or "on" if you're discussing impact (e.g., "role on the outcome"). The phrase "role upon" is generally considered incorrect.
Is "role upon" grammatically correct?
No, "role upon" is not grammatically correct in standard English. Use "role in" or "impact on" instead.
What does it mean if something has a "role in" a situation?
When something has a "role in" a situation, it means it has an influence, a part to play, or a function to perform. It's an important component or factor in the overall outcome or process. Consider using similar phrases such as "part in", "function in" or "impact on" depending on the context.
Are there situations where "upon" is correctly used with words related to roles?
Yes, "upon" is correctly used in phrases like "thrust upon", meaning something is forced or imposed on someone. For example, "The responsibilities were thrust upon her unexpectedly." This is different from trying to use "upon" directly after "role" to describe its influence. It's better to use "role in" or "impact on" in that case.
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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
1.8/5
Expert rating
Real-world application tested