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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
an exception is
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "an exception is" is correct and usable in written English.
You can use it when referring to a specific instance that does not follow a general rule or pattern. For example, "An exception is when something is left out of a general rule or pattern."
✓ Grammatically correct
News & Media
Science
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
57 human-written examples
With leading shares edging lower, an exception is Aberdeen Asset Management.
News & Media
In any case, an exception is made in regard to stingers.
News & Media
Clearly an exception is made for the 26 lords spiritual who represent the established church.
News & Media
If no replacement route exists, an exception is generated.
The second is the context a participant is in when an exception is raised in it.
Finally, the target context is the context in which an exception is handled.
One gaping asshole of an exception is These New Puritans.
News & Media
But an exception is shown in Figure 3.
(An exception is a superb sautéed fillet of Hawaiian escolar, a delicate taste, succulent texture).
News & Media
An exception is a Mahopac resident, Terri Iacuone.
News & Media
An exception is a new series from Campbell Books.
News & Media
Expert writing Tips
Best practice
When using "an exception is", clearly state the general rule or pattern before introducing the exception to provide context for the reader.
Common error
Avoid using "an exception is" without first establishing the rule or pattern from which it deviates. This can confuse the reader and diminish the impact of the exception.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "an exception is" serves as a transitional phrase. It is used to introduce a specific case or instance that deviates from a general rule, pattern, or statement. As Ludwig AI explains, it's grammatically sound and fit for various writing purposes. It's a specific type of introductory phrase used to highlight deviations.
Frequent in
News & Media
44%
Science
49%
Formal & Business
7%
Less common in
Wiki
2%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
The phrase "an exception is" is a versatile and grammatically sound construction used to introduce a deviation from a general rule or pattern. As confirmed by Ludwig AI, this phrase is suitable for various writing contexts, from formal academic papers to news articles. Its primary function is to clarify a broad statement by highlighting specific instances where the rule does not hold true. While it appears most frequently in news and scientific publications, its neutral register makes it appropriate for diverse audiences. When employing this phrase, ensure that the general rule is clearly established beforehand to maximize clarity and impact. Mastering this simple phrase can improve accuracy in communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
a notable exception is
Emphasizes the significance or importance of the exception.
a key exception is
Highlights the importance of the exception.
a significant exception is
Stresses the importance or impact of the exception.
one exception is
Indicates that there is at least one exception, possibly more.
except for
Introduces the exception as a prepositional phrase.
with the exception of
More formal way of saying 'except for'.
excluding
Focuses on what is not included in the general rule.
apart from
Similar to 'except for', but can also imply a lesser degree of exclusion.
save for
More formal and less common alternative to 'except for'.
but
Simple conjunction introducing a contrasting case.
FAQs
How can I use "an exception is" in a sentence?
Use "an exception is" to introduce a specific instance that doesn't follow a general rule. For example, "Most birds can fly; "an exception is" the penguin".
What are some alternatives to "an exception is"?
You can use phrases like "except for", "with the exception of", or simply "but" depending on the context.
When is it appropriate to use "an exception is" in writing?
It's appropriate when you need to highlight a specific case that deviates from a general statement or common pattern. This helps to provide a more accurate and nuanced understanding of the topic.
Is "an exception is" formal or informal?
"An exception is" is suitable for both formal and informal writing. Its formality depends more on the surrounding vocabulary and sentence structure rather than the phrase itself.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested