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 this category
Grammar usage guide and real-world examplesUSAGE SUMMARY
"in this category" is correct and can be used in written English.
You can use it to refer to a specific category or group, such as "All of the items in this category are on sale."
✓ Grammatically correct
News & Media
Science
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 examples from authoritative sources
Exact Expressions
60 human-written examples
(He puts Guantánamo in this category).
News & Media
Plenty to choose from in this category, this year.
News & Media
We have two winners in this category this year.
News & Media
I'm in this category".
News & Media
(Garcia belongs in this category).
News & Media
"I've been in this category before.
News & Media
The report put lithium in this category.
News & Media
Business associates certainly fall in this category.
News & Media
Most developing countries are in this category.
News & Media
(Dunlop also scores high in this category).
News & Media
Therapeutic antibodies are in this category.
News & Media
Expert writing Tips
Best practice
Use "in this category" to clearly indicate that something belongs to a previously defined group or classification. This helps maintain clarity and organization in your writing.
Common error
While "in this category" is useful, overuse can make your writing repetitive. Vary your language by using synonyms like "within this classification" or "under this heading" to maintain reader engagement.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "in this category" functions as a prepositional phrase, modifying a noun or pronoun. It indicates that the subject being discussed belongs to a specific group or classification, as shown in Ludwig's examples.
Frequent in
News & Media
60%
Science
20%
Formal & Business
10%
Less common in
Academia
5%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, the phrase "in this category" is a grammatically correct and versatile prepositional phrase used to classify items or concepts into specific groups. As confirmed by Ludwig, it enjoys widespread use across diverse contexts, particularly in news, media, and scientific writing. While synonyms like "within this classification" and "under this heading" can enhance writing, it’s crucial to avoid overuse. The phrase maintains a neutral register, making it suitable for both formal and informal communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
within this classification
Emphasizes a structured system of categorization.
under this heading
Suggests a topic or subject matter is being addressed.
in this grouping
Highlights the act of assembling items into a collection.
among these types
Implies a selection from several distinct kinds.
within this set
Refers to a defined collection of items or entities.
in this bracket
Indicates a range or grouping based on a specific criterion.
belonging to this class
Highlights the hierarchical nature of the categorization.
part of this division
Focuses on the separation of a larger group into smaller segments.
included in this section
Indicates a specific part of a larger text or document.
falling under this label
Highlights the descriptive term assigned to the group.
FAQs
How can I use "in this category" in a sentence?
Use "in this category" to specify that a particular item or concept belongs to a group you have already defined. For example, "All fruits /s/in+this+category are rich in vitamins".
What are some alternatives to "in this category"?
You can use alternatives like "within this classification", "under this heading", or "belonging to this class" to add variety to your writing.
Is it correct to say "inside this category" instead of "in this category"?
While "inside" can sometimes be used to indicate containment, "in this category" is the more standard and widely accepted phrase for indicating that something belongs to a particular group or classification.
When should I use "in this category" versus "for this category"?
"In this category" indicates membership within a group, whereas "for this category" suggests something is intended or designed specifically for a group. For example, "This product is designed /s/for+this+category of users".
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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
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested