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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
a concept called
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a concept called" is correct and usable in written English.
You can use it when introducing or explaining a specific idea or theory that has a designated name. Example: "In psychology, there is a concept called cognitive dissonance that explains the discomfort experienced when holding conflicting beliefs."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(6)
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
"There's a concept called emotional contagion," Enayati said.
News & Media
We have a concept called reverse racism!
News & Media
A concept called "Equivalent Elastic Limit State" is introduced.
Science
One way is to use a concept called "expected goals".
News & Media
"In art theory, there's a concept called phenomenology," she elaborated.
News & Media
This paper also defines a concept called portrait.
Driving Tatonetti and Patel's approach is a concept called the exposome.
Academia
We are using this example to illustrate a concept called hidden state inference.
Academia
TOYOTA NORI Toyota's Calty studio also thought botanically for a concept called Nori, like the seaweed.
News & Media
We had a concept called "stand up and take your grade".
News & Media
In theology there's a concept called "the permissive will of God".
News & Media
Expert writing Tips
Best practice
Use "a concept called" to clearly introduce a specific term or idea that may be unfamiliar to your audience. This helps in defining the scope of the term and ensuring shared understanding.
Common error
Avoid repetitive use of "a concept called" in close proximity. Vary your language by using synonyms like "an idea known as" or "a term defined as" to maintain reader engagement.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a concept called" functions as an introductory phrase to identify and name a specific concept, idea, or term. It serves to signal the introduction of a particular subject matter for explanation or discussion. This is supported by numerous Ludwig examples where the phrase precedes a defined term.
Frequent in
News & Media
44%
Science
32%
Academia
15%
Less common in
Formal & Business
6%
Encyclopedias
1%
Wiki
1%
Ludwig's WRAP-UP
In summary, "a concept called" is a prevalent and grammatically sound introductory phrase used to specify and introduce particular ideas or terms. As Ludwig AI confirms, it's deemed perfectly correct for written English. Appearing most frequently in news, scientific, and academic contexts, this phrase serves primarily to define and clarify, ensuring the audience grasps the intended meaning. When using "a concept called", remember to avoid overuse and consider alternatives like "an idea known as" to maintain reader interest. Its widespread use across authoritative sources underscores its reliability and effectiveness in communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
an idea known as
Emphasizes the established recognition of the idea.
a term defined as
Focuses on the definition and precision of a term.
a notion referred to as
Highlights the act of referring to a particular notion.
a principle described as
Suited when referring to a guiding principle or rule.
a theory suggesting that
Appropriate when introducing a theoretical framework.
an approach utilizing
Highlights the method or strategy used.
a framework based on
Implies a structured system or model.
an element identified as
Used to specify a particular element within a larger context.
a school of thought emphasizing
Refers to a specific intellectual tradition or movement.
an aspect characterized by
Highlights a distinguishing feature or trait.
FAQs
How can I use "a concept called" in a sentence?
You can use "a concept called" to introduce a specific idea, theory, or term. For instance, "In physics, there's "a concept called quantum entanglement", which describes a phenomenon where particles are linked."
What are some alternatives to "a concept called"?
Alternatives include phrases such as "an idea known as", "a term defined as", or "a notion referred to as". Each offers a slightly different nuance depending on the context.
Is it correct to use "a concept called" in formal writing?
Yes, "a concept called" is suitable for formal writing. It is a clear and direct way to introduce a term or idea in academic, scientific, and professional contexts.
What's the difference between "a concept called" and "an idea known as"?
While both introduce a specific term, "a concept called" is more general, whereas "an idea known as" suggests a more established or recognized idea. The choice depends on the specific nuance you want to convey.
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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
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested