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
the defining characteristic
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "the defining characteristic" is correct and usable in written English.
The phrase can be used to refer to an attribute that distinguishes something from other similar things. For example: "Humor is the defining characteristic of the stand-up comedy show."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Alternative expressions(20)
the key difference
the key distinction
the central aspect
the notable difference
the main sail
the main difference
the main focus
the primary contrast
the main message
the essence
a key distinction
the salient difference
the essential quality
the most prominent feature
what upsets me most
what worries me most
what disturbs me most
what impresses me the most
what fascinates me most
what is most striking
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
But the defining characteristic was Lotso's nose.
News & Media
"It is really the defining characteristic of Kansas politics now".
News & Media
Words are one of the defining characteristic of our humanity.
News & Media
It's pretty much the defining characteristic of living things.
News & Media
Neoliberalism sees competition as the defining characteristic of human relations.
News & Media
The defining characteristic of London is its international nature.
News & Media
"We have to stop thinking of age as the defining characteristic in this – it's frailty that's the defining characteristic".
News & Media
This can result in a blood sugar level above normal, the defining characteristic of diabetes.
News & Media
Their sexual orientation is just one of many personal aspects, not the defining characteristic".
News & Media
By the late nineteen-fifties, social realism had become the defining characteristic of his work.
News & Media
This year, it has become the defining characteristic of a re-born Rapids side.
News & Media
Expert writing Tips
Best practice
Use "the defining characteristic" when you want to highlight the single most important attribute that distinguishes something from others. Ensure that the characteristic you identify is, in fact, unique and central to the subject.
Common error
Avoid using "the defining characteristic" to describe qualities that are generally widespread or common. This phrase is most effective when pinpointing a specific, unique attribute, not a shared feature.
Source & Trust
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the defining characteristic" functions as a noun phrase, typically serving as the subject complement or object of a sentence. It identifies and emphasizes a particular attribute that is crucial to understanding or distinguishing a subject. As Ludwig AI confirms, this phrase is grammatically sound and widely used.
Frequent in
News & Media
55%
Science
20%
Encyclopedias
5%
Less common in
Formal & Business
5%
Reference
5%
Unknown
5%
Ludwig's WRAP-UP
In summary, "the defining characteristic" is a commonly used and grammatically sound phrase used to emphasize the most crucial and distinctive attribute of a subject. Analysis of its usage across various sources, as indicated by Ludwig, reveals its prevalence in news, scientific, and encyclopedic contexts. The phrase serves to single out and highlight what makes a subject unique or fundamentally what it is. While the register is generally neutral, the phrase is suitable for formal and professional communication. For alternative phrasing, consider options like "the key attribute" or "the main feature", but always ensure the chosen characteristic is genuinely unique and central to the subject.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
the primary characteristic
Replaces "defining" with "primary", indicating the most important characteristic.
the key attribute
Replaces "defining" with "key", focusing on importance.
the main feature
Substitutes "characteristic" with "feature", highlighting a prominent aspect.
the most important feature
Directly states the feature's significance.
the distinguishing trait
Emphasizes the aspect that sets something apart.
the critical attribute
Highlights the attribute's importance and necessity.
the essential quality
Focuses on the fundamental nature of something.
the hallmark
Highlights a distinctive and recognizable feature.
the central aspect
Emphasizes the core or most important element.
the essence
Captures the fundamental and intrinsic nature of something.
FAQs
How can I effectively use "the defining characteristic" in a sentence?
Use "the defining characteristic" to emphasize the most important and distinctive attribute of a subject. For example, "The defining characteristic of the novel is its complex narrative structure."
What phrases can I use instead of "the defining characteristic"?
You can use alternatives like "the key attribute", "the main feature", or "the distinguishing trait" depending on the context.
Is it more accurate to say "defining characteristic" or "key characteristic"?
"Defining characteristic" implies a unique and essential attribute. "Key characteristic" suggests an important but not necessarily unique attribute. The best choice depends on whether the attribute is fundamentally distinctive.
What makes "the defining characteristic" different from a simple characteristic?
"The defining characteristic" is the single, most important attribute that sets something apart. A simple "characteristic" is any attribute, whether significant or not.
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
87%
Authority and reliability
4.6/5
Expert rating
Real-world application tested