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
they were defined
Grammar usage guide and real-world examplesUSAGE SUMMARY
The sentence "they were defined" is a correct part of a sentence in written English.
You can use this sentence when referring to a group or set of people, ideas, or things that have been identified or described in some way. For example, "The roles of the volunteers were defined and each one accepted the job privately."
✓ Grammatically correct
Science
News & Media
Formal & Business
Alternative expressions(18)
they were characterized
they were identified
they were designated
they were considered to be
they were characterised
they were classified
they were distinguished
they were devised
they were implemented
they were specified
they were declared
they were confined
they were determined
they were interpreted
they were outlined
they were decided
they were categorized
they were examined
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
59 human-written examples
"They were defined as bad managers overseeing unsuccessful housing.
News & Media
They were defined by, and proud of, their flagrant weakness".
News & Media
That said, there was a reason they were defined by their potency up top.
News & Media
Mr. Mills and Mr. Kristol shared the belief that "the elite," however they were defined, wielded disproportionate influence.
News & Media
The fundamental Chinese goals remain as they were defined by Deng Xiaoping.
News & Media
III, usage labels appeared far less often; they bore more neutral names, such as "nonstandard" and "substandard"; and they were defined in subtly political terms.
News & Media
Although Ralph and Marion were not observant Jews, they were defined by their early life as Jews.
News & Media
"When I really looked back on the most important, nostalgic parts of my adolescence, they were defined by these songs that happened to be playing at the dance or in the car".
News & Media
They were defined of course by ambiguity, a refusal of dogmatism that, ideally, opened the path for a carnivalesque collective activism, one that has parallels in certain "interventionist" political art today.
News & Media
They were defined as xsi:nil = "true" with proper nilReason.
Elitist democracies, as they were defined by Joseph Schumpeter, can fail in only a few years.
Expert writing Tips
Best practice
Clearly indicate the source or authority defining "they" when context demands it. For example, "They were defined by the legal statutes of 1987".
Common error
Avoid using "they were defined" without a clear reference for "they". If the subject is ambiguous, rephrase to specify what is being defined to prevent confusion.
Source & Trust
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they were defined" functions as a passive construction. It indicates that a group, concept, or entity received a particular definition. It indicates that the subject, 'they', underwent the action of being defined by an external source or set of criteria. Ludwig AI confirms that this usage is grammatically correct.
Frequent in
Science
58%
News & Media
29%
Formal & Business
8%
Less common in
Wiki
3%
Encyclopedias
1%
Reference
1%
Ludwig's WRAP-UP
In summary, "they were defined" is a grammatically sound phrase used to indicate that a group or concept has been given a specific meaning or understanding. As confirmed by Ludwig AI, it is grammatically correct and sees frequent use across a range of domains. This phrase is particularly prevalent in science, news and media. When using the phrase, ensure that the antecedent, “they,” is clear and that the definition's source is provided when necessary. While alternatives such as "they were characterized" or "they were identified" exist, "they were defined" specifically highlights the establishment of a formal or agreed-upon meaning.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
their definition was
This is a structural variation that places emphasis on the act of defining, while "they were defined" emphasizes the objects being defined.
they were characterized
This alternative focuses on describing the key attributes or qualities of something, rather than the act of formally defining it.
they were identified
This alternative emphasizes the act of recognizing or pinpointing something specific, rather than providing a comprehensive definition.
they were designated
This option highlights the act of assigning a specific role or purpose, shifting the focus from definition to function.
they were understood as
This suggests a common interpretation or perception, moving away from a strict definition.
they were considered to be
This indicates a judgment or assessment, rather than a formal definition.
they were known as
This alternative emphasizes common knowledge or recognition, rather than a formal definition.
they were labeled
This focuses on assigning a name or category, which is a simpler form of definition.
the defining characteristic was
This focuses on identifying the key attribute of the object instead of a clear definition
the qualities were
This alternative focus is to express what are the qualities of an object instead of its definition
FAQs
How can I use "they were defined" in a sentence?
Use "they were defined" to describe how a group or concept was formally established or understood. For example, "In this context, "they were defined as" essential workers during the pandemic".
What are some alternatives to "they were defined"?
You can use alternatives like "they were characterized", "they were identified", or "they were designated" depending on the specific nuance you want to convey.
Is it better to use "they were defined as" or "they are defined as"?
The choice depends on the context's timeframe. Use "they were defined as" when referring to a past definition. Use "they are defined as" when the definition is current or ongoing.
What's the difference between "they were defined" and "they were described"?
"They were defined" suggests a formal or precise establishment of meaning. "They were described" indicates a more general portrayal or account without necessarily implying a strict definition.
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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
82%
Authority and reliability
4.6/5
Expert rating
Real-world application tested