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
are classed as
Grammar usage guide and real-world examplesUSAGE SUMMARY
"are classed as" is correct and usable in written English.
It is often used to describe a category or classification that someone or something belongs to. For example: - Many people are classed as introverts or extroverts based on their personalities. - In this company, employees who have been working for 5 years or more are classed as senior staff. - According to the government's guidelines, certain foods are classed as unhealthy and should be consumed in moderation.
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(17)
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
Another 19 countries are classed as facing moderate risk.
The richer and rich areas are classed as I rural whereas poor and the poorer areas are classed as II rural [ 27].
Science
Dredges are classed as mechanical and hydraulic.
Encyclopedias
Both compounds are classed as "leachable".
All its 10,500 workers are classed as self-employed.
News & Media
Most new tenancies are classed as assured shortholds.
News & Media
Lower wind speeds are classed as topical storms.
News & Media
Nucleation processes are classed as heterogeneous or homogeneous.
Encyclopedias
Four-fifths of the UAE's population are classed as 'foreigners'foreigners
News & Media
These sources are classed as man-made noise.
Encyclopedias
Many works of philosophy are classed as literature.
Encyclopedias
Expert writing Tips
Best practice
Use "are classed as" to indicate a formal or widely accepted categorization. Ensure the classification is accurate and based on reliable criteria.
Common error
Avoid using "are classed as" in overly informal or casual writing. It can sound stilted in contexts where simpler alternatives like "are considered" or "are seen as" would be more appropriate.
Source & Trust
81%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "are classed as" functions as a passive verb construction used to categorize or classify a subject within a particular group or type. Ludwig provides numerous examples demonstrating its usage across various domains.
Frequent in
News & Media
40%
Science
25%
Encyclopedias
10%
Less common in
Wiki
5%
Formal & Business
5%
Social Media
0%
Ludwig's WRAP-UP
The phrase "are classed as" is a versatile and grammatically sound construction used for categorization and classification. As Ludwig AI confirms, it's appropriate for formal and neutral contexts, appearing frequently in news, science, and encyclopedic sources. When writing, remember that this phrase indicates a formal categorization, and simpler alternatives might suit more casual contexts. Common synonyms include "are categorized as" or "are classified as", but their subtle differences in meaning should be considered for the most accurate fit.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
are categorized as
This alternative uses a different verb ("categorized") to convey a similar meaning of assigning something to a specific category.
are classified as
This alternative uses "classified" instead of "classed", providing a slightly more formal tone but maintaining the core meaning.
are considered as
This alternative focuses on the act of considering something as belonging to a particular group, rather than a formal classification.
are regarded as
This alternative highlights the general perception or opinion about the classification of something.
are known as
This alternative emphasizes the common knowledge or recognition of a particular classification.
are identified as
This alternative focuses on the act of recognizing and labeling something within a specific category.
are labeled as
This alternative uses the term "labeled", highlighting the act of assigning a specific label or designation.
are designated as
This alternative is more formal and implies an official or formal assignment to a category.
fall under the category of
This alternative is a more verbose but equally valid way of expressing that something belongs to a specific category.
are grouped as
This alternative emphasizes the act of putting things together in a specific group, based on shared characteristics.
FAQs
How can I use "are classed as" in a sentence?
The phrase "are classed as" is used to indicate that something belongs to a particular category or classification. For example, "These documents "are classed as confidential"."
What are some alternatives to "are classed as"?
You can use alternatives like "are categorized as", "are classified as", or "are considered as" depending on the context.
When is it appropriate to use "are classed as" instead of "are considered as"?
"Are classed as" often implies a more formal or official classification, whereas "are considered as" suggests a more general opinion or viewpoint. Choose "are classed as" when referring to established categories or systems.
Is "are classed as" grammatically correct?
Yes, "are classed as" is grammatically correct. It is a passive construction of the verb "to class", indicating that something is being assigned to a particular class or category.
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