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
reason for being
Grammar usage guide and real-world examplesUSAGE SUMMARY
"reason for being" is correct and usable in written English.
You can use it when you want to refer to a person's or thing's purpose or function. For example, "The company's reason for being is to create quality products that improve people's lives."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(19)
purpose of existence
essential function
primary objective
fundamental principle
chief aim
core mission
driving force
justification for being
reason for existing
operational purpose
practical aim
intended function
functional purpose
view of purpose
rationale behind
sense of purpose
intent of purpose
rationale for existence
basis for action
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
They had a reason for being last.
News & Media
No clear reason for being.
News & Media
It was high art's reason for being.
News & Media
That's our whole reason for being".
News & Media
"It's part of my reason for being".
News & Media
The primary reason for being at MIT is to learn.
"That font has no reason for being," he said.
News & Media
Lending to governments is its reason for being.
News & Media
He shrugged when asked his reason for being there.
News & Media
It's my job, my passion, my absolute reason for being.
News & Media
CrowdSurfing's reason for being also harkens back to its name.
News & Media
Expert writing Tips
Best practice
When using "reason for being", ensure it clearly reflects the core purpose or justification of the subject you're describing. For example, "The museum's reason for being is to preserve and showcase local history."
Common error
Avoid using "reason for being" for trivial or temporary purposes. It should describe a fundamental and enduring justification, not a fleeting or minor reason.
Source & Trust
87%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "reason for being" functions as a noun phrase, typically serving as a subject complement or an object of a preposition. Ludwig's examples illustrate its use in defining the essential purpose or justification of an entity, concept, or action.
Frequent in
News & Media
52%
Academia
19%
Science
13%
Less common in
Formal & Business
6%
Wiki
5%
Reference
5%
Ludwig's WRAP-UP
In summary, "reason for being" is a noun phrase used to denote the fundamental purpose or justification for existence. According to Ludwig, this phrase is grammatically correct and is commonly used across various contexts, including news, academia, and science. Its neutral register makes it suitable for diverse audiences. When writing, ensure the phrase accurately reflects the core justification rather than a trivial reason. Alternatives such as "purpose of existence" or "raison d'être" can be used depending on the desired nuance. Remember it's also crucial to avoid using it for scopes that are limited or temporary.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
purpose of existence
Emphasizes the philosophical aspect of why something exists.
raison d'être
A direct French equivalent, often used in more formal or literary contexts.
essential function
Focuses on the necessary role or activity that something performs.
underlying motivation
Highlights the driving force or cause behind an action or entity.
primary objective
Stresses the main goal or aim that something is designed to achieve.
fundamental principle
Indicates the core belief or idea that guides something's existence.
chief aim
Highlights the main goal or target.
core mission
Emphasizes the central task or duty that something is committed to.
driving force
Focuses on the main cause or influence.
life's purpose
Specifically applies to individuals and their personal goals.
FAQs
How can I use "reason for being" in a sentence?
Use "reason for being" to describe the fundamental purpose or justification for something's existence. For example, "The university's "reason for being" is to educate and conduct research."
What are some alternatives to "reason for being"?
You can use alternatives like "purpose of existence", "raison d'être", or "essential function" depending on the context.
Is "reason for being" formal or informal?
"Reason for being" can be used in both formal and informal contexts, but it's generally more common in formal writing and discussions about purpose or justification.
What's the difference between "reason for being" and "motivation"?
"Reason for being" refers to the overarching purpose or justification for something's existence, while "motivation" refers to the driving force behind a specific action or behavior. While they can be related, they aren't interchangeable. For example, a company's "reason for being" might be to provide affordable healthcare, while its motivation for a specific project is to increase market share.
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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