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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
on opening
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "on opening" is correct and usable in written English.
It can be used to refer to the action or event that occurs when something is opened, such as a document, application, or package. Example: "On opening the file, I discovered several errors that needed to be corrected."
✓ Grammatically correct
News & Media
Academia
Wiki
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
And the one at home, came on opening day.
News & Media
On opening night, he wasn't the only one.
News & Media
On opening night, the cheat hit cleanup.
News & Media
He stole the show on opening day.
News & Media
It's like Broadway on opening night.
News & Media
The cast on opening night was imperfect.
News & Media
It sold out on opening night.
News & Media
On opening day.
News & Media
No movies on opening night.
News & Media
Hostess on opening day was Mrs. Betty Bruce.
News & Media
Mr. Byrne remembered meeting him on opening night.
News & Media
Expert writing Tips
Best practice
Use "on opening" to clearly indicate an action or state that occurs immediately after something is opened, whether it's a file, a door, or an event.
Common error
Avoid using "on opening" when you intend to describe an action that happened before something was opened; ensure the action described happens after the opening.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "on opening" functions as a prepositional phrase, modifying a verb or clause to indicate the timing of an event or action. As Ludwig AI points out, it denotes that something happens immediately after something else is opened. Many examples in Ludwig showcase its common usage in describing actions that occur right after something is opened.
Frequent in
News & Media
66%
Academia
14%
Wiki
7%
Less common in
Formal & Business
4%
Science
3%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "on opening" is a common and grammatically sound prepositional phrase used to denote an action that occurs immediately after something is opened. As Ludwig AI confirms, it's frequently found in news and media, academia, and wiki contexts. While it is generally neutral in register, writers should ensure they're using it to describe events happening after the act of opening. Related phrases include "at the start" and "upon commencement", offering alternative ways to express similar ideas. Overall, "on opening" provides a clear and concise way to specify the timing of events following an opening action.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
from the outset
Suggests that something was true or apparent from the very beginning
at the start
Simple and direct way to indicate the beginning of an event or process.
as it begins
Focuses on the start of an action or process.
upon commencement
Formal alternative emphasizing the start or beginning.
when initiating
Describes the moment when something is started or initiated.
at the inception
Highlights the very beginning or establishment of something.
on the launch
Specifically refers to the start or launch of a product, project, or event.
at its premiere
Often used in the context of arts, film or theatre. Signifies the beginning.
at the dawn
Figurative language indicating the very beginning or start.
inaugurally
Formal way to express something happening at the beginning.
FAQs
How can I use "on opening" in a sentence?
You can use "on opening" to describe an action that takes place immediately after something is opened. For instance, "On opening the package, I found a surprise gift" or "On opening the application, the system crashed unexpectedly".
What phrases are similar to "on opening"?
Similar phrases include "at the start", "upon commencement", or "when initiating", which all suggest the beginning of an action or event.
Is it correct to say "in opening" instead of "on opening"?
While "in opening" might be grammatically understandable in some contexts, "on opening" is more commonly used and idiomatic to describe events happening immediately after something is opened. The choice depends on the specific context and intended meaning.
What's the difference between "on opening" and "after opening"?
"On opening" implies an immediate sequence of events after the act of opening something, whereas "after opening" indicates a sequence that follows the opening, but not necessarily immediately. The former is more direct and immediate.
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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
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested