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 certain instances
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'in certain instances' is correct and can be used in written English.
You can use it to refer to situations in which certain conditions apply (i.e. there are exceptions to more general rules). For example, "In certain instances, employees may be given additional vacation days to use."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
in some cases
under specific circumstances
on occasion
in particular cases
in some situations
in select circumstances
in exceptional cases
subject to conditions
where applicable
when appropriate
contingent on the situation
is equivalent to
in the wishes of
rapidly thereafter
for the immediate future
Very soon
somewhere later
one week before
at the early time
in the next weeks
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
The difference in mass becomes chemically important in certain instances.
Encyclopedias
Phone hacking is always illegal except, in certain instances, for the security services.
News & Media
And in certain instances American leaders, American presidents, had profound differences with him.
News & Media
Birmingham conceded that "perhaps the original model was too generous in certain instances".
News & Media
Reports are mainly voluntary, though penalties may be imposed for not reporting them in certain instances.
News & Media
Most banks prefer the Senate version, which would allow greater pre-emption in certain instances.
News & Media
Specific rules provided for lengthening or shortening the value of notes in certain instances.
Encyclopedias
But in certain instances, it's just going to hit you or it's not.
News & Media
"Sports perhaps in certain instances could take their fans more for granted than they can now," Stern said.
News & Media
"Space is at such a premium that your zone of privacy grows in certain instances," he said.
News & Media
He suggested that new life in certain instances arose from non-life, a related idea called "spontaneous generation".
News & Media
Expert writing Tips
Best practice
When using "in certain instances", ensure the context makes it clear what those instances are. Providing an example immediately after can improve clarity.
Common error
Avoid using "in certain instances" repeatedly in a single piece of writing. Vary your language with synonyms like "in some cases" or "under specific circumstances" to maintain reader engagement.
Source & Trust
84%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in certain instances" functions as an adverbial phrase, modifying a verb or clause by specifying the conditions or situations under which the action or statement is valid. Ludwig provides examples across various domains, confirming its diverse applicability.
Frequent in
News & Media
43%
Science
38%
Encyclopedias
8%
Less common in
Formal & Business
5%
Reference
3%
Wiki
3%
Ludwig's WRAP-UP
The phrase "in certain instances" is a versatile adverbial phrase used to introduce exceptions or specific conditions to a general statement. As Ludwig AI confirms, it is grammatically correct and widely used across diverse contexts, including News & Media, Science, and Encyclopedias. To ensure clarity, use it to qualify general statements and provide examples. Alternatives include "in some cases" and "under specific circumstances". While "in certain instances" is common, avoid overuse by employing synonyms and maintaining varied language to engage readers. Keep in mind that the phrase is best suited for formal communication, but it can also appear in neutral contexts.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in particular cases
Replaces 'instances' with 'cases', focusing on specific occurrences.
under specific circumstances
Emphasizes the conditions that need to be met for something to occur.
in some situations
Offers a broader, less formal way to refer to specific scenarios.
on occasion
Indicates something happens sometimes, but not regularly.
in select circumstances
Highlights that the conditions are carefully chosen or limited.
in exceptional cases
Suggests that the cases are unusual and stand out from the norm.
subject to conditions
Implies that the outcome depends on fulfilling certain requirements.
where applicable
Indicates that something only applies in certain relevant situations.
when appropriate
Suggests that something should only be done if it's suitable or fitting.
contingent on the situation
Expresses that the result depends on the specific conditions at hand.
FAQs
How can I use "in certain instances" in a sentence?
Use "in certain instances" to indicate exceptions to a general rule or to specify conditions under which something is true. For example, "While the policy applies to all employees, "in certain instances", exemptions may be granted."
What are some alternatives to "in certain instances"?
You can use alternatives such as "in some cases", "under specific circumstances", or "on occasion", depending on the context.
Is it better to say "in certain instances" or "in some instances"?
Both "in certain instances" and "in some instances" are correct and often interchangeable. The choice depends on the desired level of formality and the specific nuance you want to convey. "In certain instances" may imply a more specific or defined set of conditions.
What's the difference between "in certain instances" and "in general"?
"In certain instances" refers to specific exceptions or conditions, while "in general" refers to a broad, overarching rule or trend. They represent opposite ends of a spectrum, with one highlighting exceptions and the other emphasizing the norm.
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
4.5/5
Expert rating
Real-world application tested