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
in case that
Grammar usage guide and real-world examplesUSAGE SUMMARY
"in case that" is a valid phrase that can be used in written English.
It is typically used to introduce a clause that describes something unusual or unexpected that may happen in certain circumstances. For example, "In case that the power goes out, make sure to unplug all of your electronics."
✓ Grammatically correct
News & Media
Science
Formal & Business
Alternative expressions(18)
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
(In case that didn't come across - congratulations again, Mark).
News & Media
In case that makes a difference to anyone?
News & Media
(It stands for domain name system, in case that helps).
News & Media
But I want to leave the option open just in case that doesn't happen".
News & Media
In case that wasn't clear: it's family that matters, not money!
News & Media
In case that was too easy, the author had also written in a moustache.
News & Media
In case that is not enough, it says: "Any other information as required".
News & Media
Then I always carried Benadryl just in case that did not work.
News & Media
In case that was too complicated, each chapter came with an explicit, italicized lesson.
News & Media
(In case that wasn't already abundantly clear).
News & Media
In case that f exists: 1.
Expert writing Tips
Best practice
When using "in case that", ensure the following clause clearly outlines the action to be taken or the situation that needs to be considered. Avoid ambiguity by providing specific instructions or details.
Common error
Avoid overuse of "in case that" in highly formal writing, such as academic papers or legal documents. More concise alternatives like "if" or "should" often provide a more sophisticated and direct tone.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in case that" functions as a subordinating conjunction, introducing a subordinate clause that specifies a condition or contingency. Ludwig provides examples of its use in news, scientific, and general contexts.
Frequent in
News & Media
38%
Science
33%
Formal & Business
10%
Less common in
Wiki
5%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, "in case that" is a versatile phrase used to introduce conditions or contingencies, emphasizing preparedness. Ludwig AI confirms its grammatical correctness and common usage across diverse contexts like news, science, and general conversation. While appropriate in many scenarios, remember that more formal alternatives might be preferable in academic or professional writing. By understanding its function and register, you can effectively incorporate "in case that" into your writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
just in case
Shorter, more conversational version with the same core meaning.
in the event that
More formal alternative, suitable for legal or official documents.
if it happens that
Slightly more emphatic, highlighting the hypothetical nature of the situation.
should it occur that
Highly formal and somewhat archaic, suggesting a less likely event.
on the off chance that
Implies a low probability of the event happening.
if that should be the case
More verbose, adding a layer of explanation.
in anticipation that
Emphasizes preparation and expectation of a certain event.
lest it happen that
Formal and somewhat negative, expressing concern about a possible negative outcome.
provided that
Highlights a necessary condition or requirement.
assuming that
Expresses a presupposition for the current reasoning to be valid.
FAQs
How can I use "in case that" in a sentence?
You can use "in case that" to introduce a situation that might happen and what to do if it does. For example, "In case that the power goes out, use the flashlight".
What phrases are similar to "in case that"?
Similar phrases include "just in case", "in the event that", or simply "if", depending on the context.
Is it more appropriate to use "in case" or "in case that"?
"In case" is generally more concise and commonly used. "In case that" is also correct, but can sometimes sound slightly redundant. Using "in case" will be less verbose.
When should I use "in case that" instead of "if"?
Use "in case that" when you want to specifically emphasize preparing for a potential situation, whereas "if" is a more general conditional statement. "In case that" often implies a proactive approach.
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
4.1/5
Expert rating
Real-world application tested