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
scenarios when
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "scenarios when" is correct and usable in written English.
It can be used to introduce specific situations or conditions under which something occurs or is applicable. Example: "There are several scenarios when this policy might be implemented, such as during a financial crisis or a natural disaster."
✓ Grammatically correct
Science
News & Media
Formal & Business
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
Other, more reputable tipsters also enjoy win-win scenarios when recommending bets to punters.
News & Media
I had not pictured these domestic scenarios when I was married to a man.
News & Media
My mind quickly raced through possible scenarios when the winds would dictate our plans.
News & Media
We seem to be painting ourselves into a corner of worst-case scenarios when it comes to Iran.
News & Media
"There are all kinds of scenarios when I'll just want to put on dark glasses, have plastic surgery and disappear".
News & Media
The sample size reduction was more profound in scenarios when the testing doses are not effective.
Science
To recapitulate, managers will only accept scenarios when their common, predetermined elements enter and unfold in their minds.
News & Media
But the cost of the trade-off becomes clear offensively, or in scenarios when Melbourne need to chase a game.
News & Media
All reality TV producers have to prepare for worst-case scenarios when they air a live event.
News & Media
e360: Some people have criticized you for being an alarmist, for using the extremes of climate scenarios when you talk to the media and the public.
News & Media
"These little, interesting scenarios when things don't work quite as planned, or that challenge a system a bit more," says Jennings.
News & Media
Expert writing Tips
Best practice
When using "scenarios when", ensure that the context clearly defines the conditions or situations being discussed. Provide specific details or examples to enhance clarity and avoid ambiguity.
Common error
Avoid using "that" immediately after "scenarios when". The phrase is already a relative clause, making "that" unnecessary and grammatically incorrect. For example, instead of "scenarios when that happens", say "scenarios when this happens".
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "scenarios when" functions as a relative clause, introducing specific situations or conditions in which something occurs. This usage is supported by Ludwig, which confirms the phrase's correctness and offers numerous examples of its application.
Frequent in
Science
38%
News & Media
36%
Formal & Business
6%
Less common in
Wiki
4%
Reference
0%
Social Media
0%
Ludwig's WRAP-UP
The phrase "scenarios when" is a grammatically correct and frequently used relative clause that introduces specific situations or conditions. Ludwig's analysis confirms its validity and provides numerous examples across various domains. It's important to use this phrase with clear context and avoid unnecessary additions like "that". Alternative phrases like "situations in which" or "circumstances under which" can provide a more formal tone. Predominantly found in scientific and news contexts, this phrase serves to provide relevant background and specify the conditions under which something occurs.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
situations in which
Replaces "scenarios" with "situations" and "when" with "in which", resulting in a more formal tone.
cases where
Substitutes "scenarios" with "cases" and "when" with "where", offering a simpler and more direct alternative.
circumstances under which
Replaces "scenarios" with "circumstances" and "when" with "under which", providing a more formal and detailed expression.
instances in which
Substitutes "scenarios" with "instances" and "when" with "in which", offering a slightly more specific alternative.
occasions when
Replaces "scenarios" with "occasions", focusing on specific instances or events.
situations where
Substitutes "in which" with "where", is a more casual version of "situations in which".
times when
Uses "times" instead of "scenarios", focusing on specific moments or periods.
events in which
Replaces "scenarios" with "events", emphasizing specific occurrences.
conditions under which
Substitutes "scenarios" with "conditions", highlighting the specific circumstances.
contexts where
Replaces "scenarios" with "contexts", focusing on the surrounding circumstances.
FAQs
How can I use "scenarios when" in a sentence?
You can use "scenarios when" to introduce specific situations or conditions. For example, "There are many "scenarios when" this policy might be implemented."
What's a more formal alternative to "scenarios when"?
For a more formal tone, you can use "situations in which" or "circumstances under which".
Is it correct to use "scenarios that" instead of "scenarios when"?
While "scenarios that" can be grammatically correct in some contexts, "scenarios when" is typically used to refer to specific situations or conditions. They are not always interchangeable.
What is the difference between "scenarios when" and "situations when"?
While both phrases are similar, "scenarios when" often implies a more hypothetical or planned situation, while "situation when" might refer to a more real-world, present occurrence.
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
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested