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
prepared upon
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "prepared upon" is not commonly used in written English and may sound awkward or unclear.
It could be used in contexts where something is being prepared based on a specific condition or event, but it is better to use more standard expressions. Example: "The report was prepared upon receiving the necessary data."
Science
News & Media
Academia
Alternative expressions(5)
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
22 human-written examples
Nanosuspension systems were prepared upon various factors including amplitude and the time length of ultrasonication.
Though she was prepared upon joining the show to teach a neophyte partner the basics of the ballroom world, she was not prepared for the level of scrutiny.
News & Media
LaF3 and MgF2 films were prepared upon witness plates distributed on a steep spherical substrate by thermal evaporation and planetary deposition.
Science
The copyright of a book on book-keeping cannot secure the exclusive right to make, sell, and use account-books prepared upon the plan set forth in such book.
Academia
An optimization for simultaneously strengthening and toughening was achieved in the sample with relatively high content MWCNTs prepared upon fast drawn speed.
Science
Innovative Pd0 heterogeneous catalysts were prepared upon using cross-linked, gel-type, functional acrylic polymers as the supports, along a simple route in use in our laboratories since long.
Human-verified similar examples from authoritative sources
Similar Expressions
38 human-written examples
She also said that Fuller's history of the Roman Republic would have been her greatest work: "The work she was preparing upon Italy would probably have been more equal to her faculty than anything previously produced by her pen (her other writings being curiously inferior to the impressions her conversation gave you)".
Wiki
A series of m-carborane derivatives was prepared based upon the structures of antiestrogenic drugs and their activities were evaluated by estrogen receptor alpha (ERα) binding assay and transactivation assay using human breast cancer cell line, MCF-7 cells.
A series of thermally responsive dendritic core shell polymers were prepared based upon dendritic poly ether-amide) (Dpoly ether-amideith carboxyl enDPEApped linear poly(N-isopropylacrylamodifiedNIPAAm-COOH) or both PNIPAAm-COOH and carboxyl end-capped methoxy polyethylene glycol (PEG-COOH) in different ratios via an esterification process to obtain DPEA–PNIPAAm or DPEA–PNIPAAm–PEG.
Science
All the universities whose writing tasks were examined in this article claimed that their examinations were prepared based upon the course guidelines set for high schools by MEXT (1999).
Science
For those, authentication standards were prepared based upon adult morphology.
Science
Expert writing Tips
Best practice
While grammatically sound, consider using more common alternatives like "prepared based on" or "prepared in response to" for clarity and a more natural tone.
Common error
Avoid relying heavily on "prepared upon" in formal contexts. Vary your phrasing with alternatives like "developed from" or "formulated from" to maintain a polished and engaging tone.
Source & Trust
84%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "prepared upon" functions as a passive construction indicating that something was created or made ready as a consequence of a particular event or condition. Ludwig AI indicates that while grammatically correct, alternative phrasings might be preferred for clarity.
Frequent in
Science
64%
News & Media
18%
Academia
18%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, the phrase "prepared upon" is used to indicate that something was created or made ready as a direct result of a specific event or condition. While grammatically correct, Ludwig AI suggests that it's not the most common phrasing and alternatives like "prepared based on" or "prepared in response to" may be clearer. Its usage is most frequent in scientific and academic contexts, with a formal register. When writing, consider if a more common alternative could enhance clarity and flow. It's important to remember the phrase communicates dependency of preparation upon triggering event.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
prepared based on
Replaces "upon" with "based on", focusing on the foundation or source of the preparation.
prepared in response to
Emphasizes that the preparation is a direct reaction or answer to something.
prepared following
Highlights the sequence of events, with the preparation coming after something else.
prepared according to
Focuses on adherence to a specific set of instructions or guidelines.
developed from
Suggests a gradual process of creation and refinement.
created using
Highlights the tools, techniques, or materials employed in the preparation.
formulated from
Common in scientific contexts, suggesting a precise and deliberate composition.
made in accordance with
Emphasizes compliance with rules, standards or procedure during preparation.
drafted after
Highlights the temporal sequence of drafting document after specific condition occurred.
constructed from
Emphasizes the elements and building process to prepare a final object.
FAQs
What are some alternatives to "prepared upon"?
You can use alternatives like "prepared based on", "prepared in response to", or "developed from" depending on the context.
Is "prepared upon" grammatically correct?
Yes, "prepared upon" is grammatically correct, but it's not the most common or elegant phrasing. It's often better to use alternatives for improved clarity and flow.
When is it appropriate to use "prepared upon"?
"Prepared upon" can be used when something is being created or made ready in direct response to a specific condition or event. However, other phrases might be more suitable.
How does the meaning of "prepared upon" differ from "prepared for"?
"Prepared upon" implies that the preparation is a direct result of something, while "prepared for" suggests readiness or anticipation of something. For example, 'the report was prepared upon receiving the data' versus 'the team was prepared for the presentation'.
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
84%
Authority and reliability
3.8/5
Expert rating
Real-world application tested