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
the initial instance occurred when
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "the initial instance occurred when" is correct and usable in written English.
You can use it to introduce the first occurrence of an event or situation in a narrative or explanation. Example: "The initial instance occurred when the team first implemented the new software, leading to significant improvements in productivity."
✓ Grammatically correct
Science
News & Media
Academia
Wiki
Alternative expressions(1)
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified similar examples from authoritative sources
Similar Expressions
60 human-written examples
The best instance occurs when the dancers balance upside down on their necks.
News & Media
All three instances occurred when editor Richard Marson was at the helm.
News & Media
Those instances occurred when Richie Phillips, a Philadelphia lawyer, led the Major League Umpires Association.
News & Media
In their observations, the initial shift occurred when the graft was bent in the vertical direction.
However, "ugly instances" occur when live parents are used.
News & Media
The initial encounter phase occurred when midwives took charge of the mothers' care.
Science
The initial brightening occurs when gases fall in towards the star and are compressed and heated.
Academia
The problem of initial conditions occurs when the econometrician deals especially with short panel datasets.
Science
According to The Greeley Tribune, the second instance occurred on Feb. 25, when Longhenry sold 26.6 grams of fake meth for $900.
News & Media
Dents, for instance, can occur when the pipeline is placed in a trench with rocks, where it cannot lie completely flat.
News & Media
Initial startup does not include startup of equipment that occurred when the source was an area source.
Academia
Expert writing Tips
Best practice
Use "the initial instance occurred when" to clearly mark the beginning or the first occurrence of a particular situation or event, especially when establishing a sequence or explaining a process.
Common error
Avoid using "the initial instance occurred when" to describe events that are not actually the first occurrence. Ensure you're referring to the very first time something happened, not just any instance. For example if it's not the first time, prefer using alternatives like "another "instance occurred"".
Source & Trust
78%
Authority and reliability
3.9/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the initial instance occurred when" functions as an introductory clause to specify the circumstances or conditions present during the first occurrence of a particular event. As Ludwig AI indicates, the phrase is grammatically correct and understandable.
Frequent in
Science
0%
News & Media
0%
Academia
0%
Less common in
Science
0%
News & Media
0%
Academia
0%
Ludwig's WRAP-UP
The phrase "the initial instance occurred when" serves to mark the commencement or the first manifestation of a particular event or scenario. As determined by Ludwig AI, the phrase is grammatically sound and clear. While versatile, it fits best in contexts that demand precision and formality, such as academic papers, technical reports, or news articles. The related phrases offer options for adjusting the tone to fit different communication needs, but always ensure the context requires an emphasis on the very first occurrence, not just any subsequent event. Remember, this construction is for pinpointing beginnings.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
the original occurrence was when
Substitutes 'instance' with 'occurrence' for a more formal tone.
the first case happened when
Replaces 'instance' with 'case' and 'occurred' with 'happened', offering a more informal tone.
the primary event took place when
Uses 'primary event' to emphasize importance and 'took place' as a substitute for 'occurred'.
the originating event was when
Replaces 'initial instance' with 'originating event' to highlight the causal event.
the beginning was when
Uses 'beginning' to emphasize the start of something, which slightly alters the focus.
the seminal moment was when
Emphasizes the importance and influence of the event.
the trigger was when
Focuses on the triggering event rather than the instance itself.
it started when
Simplifies the structure for a more direct and less formal expression.
the prototype happened when
It focuses on the appearance of an early design or model.
initially, it happened when
Adds 'initially' for emphasis and uses 'happened' for simplicity.
FAQs
How can I use "the initial instance occurred when" in a sentence?
This phrase introduces the first occurrence of an event. For example, "The initial instance occurred when the team first implemented the new software, leading to significant improvements in productivity."
What are some alternatives to "the initial instance occurred when"?
You can use alternatives like "the first case happened when", "it started when", or "the original occurrence was when" depending on the context.
Is it better to say "the initial instance occurred when" or "the first instance occurred when"?
Both are grammatically correct, but "the first instance occurred when" might sound more natural in everyday conversation. "The initial instance" is slightly more formal.
What's the difference between "the initial instance occurred when" and "an instance occurred when"?
"The initial instance occurred when" specifies the very first time something happened. "An instance occurred when" simply indicates that something happened at some point, without necessarily being the first time.
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
78%
Authority and reliability
3.9/5
Expert rating
Real-world application tested