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
necessary reason
Grammar usage guide and real-world examplesUSAGE SUMMARY
"necessary reason" is a correct and usable phrase in written English.
It is typically used to describe a requirement or condition that must be met in order to reach a particular outcome. For example: "The necessary reason for a successful business is to provide customers with quality products at competitive prices."
✓ Grammatically correct
News & Media
Academia
Science
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
19 human-written examples
There is no longer a necessary reason for my being".
News & Media
It is common practice to support pregnant women – for very good and necessary reason.
Academia
Analysts say there is no necessary reason why a Greek default – if it happened – would in itself damage monetary union.
News & Media
But there is also no necessary reason why one must presuppose it in order to pursue moral inquiry.
News & Media
That will complicate operations, but there is no necessary reason to believe that we will be dragged into a guerrilla war.
News & Media
There is no necessary reason why we must think of the effects of a change in factor supplies in this two-step fashion.
Human-verified similar examples from authoritative sources
Similar Expressions
41 human-written examples
"Our stance said 'by any means necessary'," reasons Kramer.
News & Media
And by doing so, for medically necessary reasons, science has discovered the degree to which the processing that goes on in the two sides of the brain is relatively independent.
Academia
Indeed "physical reasons are necessary reasons of entailment, of linkages, of mechanism.
Science
What I'm about to say is not meant for those who take Adderall for medically necessary reasons.
News & Media
With the Pope's recent encyclical encouraging immediate attention to environmental issues and inherently related human realities, author John Lundin's work shows this has been a consistent theme with the world's First Peoples, and for necessary reasons.
News & Media
Expert writing Tips
Best practice
When using "necessary reason", ensure that you clearly articulate the specific need or requirement that makes the reason essential. Providing context strengthens the validity of your argument.
Common error
Avoid using "necessary reason" when a weaker term like "good reason" or "justification" would suffice. Overusing "necessary reason" can dilute its impact and make your writing sound hyperbolic.
Source & Trust
88%
Authority and reliability
4.4/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "necessary reason" functions as a noun phrase that modifies or explains another noun. It highlights the critical justification or cause behind an action or decision. Ludwig AI confirms this phrase is valid and commonly used.
Frequent in
News & Media
40%
Academia
30%
Science
20%
Less common in
Encyclopedias
5%
Wiki
3%
Formal & Business
2%
Ludwig's WRAP-UP
In summary, "necessary reason" is a valid and useful phrase for indicating a critical justification, as confirmed by Ludwig. While its frequency is uncommon, it is most often found in News & Media, Academic, and Scientific sources. When using this phrase, it's important to clearly link the reason to the outcome and avoid overstating its necessity. Alternatives like ""essential justification"" or "compelling rationale" can be used depending on the context. Remember to use "necessary reason" when the rationale is truly indispensable.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
essential justification
Emphasizes the fundamental and critical nature of the justification, similar to a reason that's absolutely needed.
compelling rationale
Highlights the convincing and persuasive aspect of the reason, suggesting it's strong and unavoidable.
unavoidable cause
Focuses on the fact that the cause cannot be prevented or ignored, making it a necessary factor.
indispensable motive
Stresses that the motive is crucial and cannot be done without, similar to a reason that is required.
critical grounds
Highlights the importance and decisive nature of the grounds or basis for something.
valid justification
Focuses on the legitimacy and acceptability of the reason being presented.
imperative ground
Emphasizes the necessity and urgency of the reason, suggesting it's a critical factor.
required motive
Indicates that the motive is obligatory and essential for a particular action or decision.
vital rationale
Stresses the importance of the reasoning behind an action or decision, making it essential.
prime impetus
Focuses on the initial and primary driving force, akin to the fundamental reason for something.
FAQs
How can I effectively use "necessary reason" in a sentence?
To effectively use "necessary reason", clearly connect the reason to the outcome or action it justifies. For example, "The "essential justification" for the new policy is to improve safety standards".
What are some alternatives to using the phrase "necessary reason"?
You can use alternatives such as "compelling rationale", "valid justification", or "critical grounds" depending on the context.
Is "necessary reason" a formal or informal phrase?
"Necessary reason" can be used in both formal and informal contexts, but it is generally more common in formal writing, where precise justification is required.
What is the difference between "necessary reason" and "good reason"?
"Necessary reason" implies that the reason is essential and indispensable, while "good reason" suggests that the reason is simply valid or acceptable but not necessarily crucial. "Necessary reason" carries a stronger sense of urgency and importance.
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
88%
Authority and reliability
4.4/5
Expert rating
Real-world application tested