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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
no definite reason
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "no definite reason" is correct and usable in written English.
It can be used when indicating that there is an absence of a specific or clear justification for something. Example: "She decided to leave the party early for no definite reason, simply feeling it was time to go."
✓ Grammatically correct
News & Media
Science
Wiki
Alternative expressions(1)
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
3 human-written examples
Though the writer suggests several possible reasons for the fight, no definite reason is given.As the fight progresses out of the school yard and on to the sidewalk, it becomes apparent to the two boys that nobody is going to win - "the dilemma is how nobody is going to lose".
News & Media
It has been shown to increase PN [ 2- 7] or decrease it [ 8, 9], but no definite reason has been assigned for this.
Science
If there seems to be no definite reason behind your roommate's messiness, suggest a cleaning rotation for the house or flat.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
So far, we do not have any definite reasons that can explain why the aftershock productivity is so different for the April 14 and the April 16 events.
Science
Gniew is more controllable, and is therefore easier to suppress (note tłumić 'suppress' Verbs in the collocate table) when compared with złość (no suppress Verbs), and gniew also has a more definite reason (compare Adjectives for złość bezsilny 'powerless', bezrozumny 'unreasonable, irrational, unjustified' with gniew słuszny 'right, rational, justified').
Science
"It's a definite reason to keep running," he explains.
News & Media
It's important to have a definite reason for setting up a festival, and not to assume that you'll necessarily make a profit.
News & Media
It's not dissimilar in sound to Robin Thicke's Blurred Lines, also produced by Pharrell – but there's a definite reason why that catapulted an artist hitherto unknown outside of R&B circles to No 1 worldwide, and this is destined to remain a deep cut on one of Jay-Z's most unremarkable albums.
News & Media
"There's a definite reason here why many of these companies aren't getting funded by other firms, " says Jaime Punishill of Forrester Research.
News & Media
A definite reason for the disaster was not agreed upon, partly because there was no public inquiry held.
Wiki
More specifically, gniew is more controllable and easier to suppress and has more of a definite reason than złość.
Science
Expert writing Tips
Best practice
When using "no definite reason", ensure the context clearly indicates the absence of a specific or identifiable cause. This helps avoid ambiguity and ensures clarity in your writing.
Common error
Avoid using "no definite reason" as a substitute for deeper investigation. While it's acceptable to acknowledge uncertainty, strive to provide potential explanations or areas for further research instead of leaving the statement as a final conclusion.
Source & Trust
80%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "no definite reason" functions as an adverbial phrase, modifying a verb or clause to indicate the absence of a specific justification. As shown by Ludwig AI, it is used to express uncertainty or a lack of clear explanation.
Frequent in
News & Media
33%
Science
33%
Wiki
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "no definite reason" is a grammatically correct and neutrally-toned way to express the absence of a specific or identifiable cause. Ludwig AI validates its usage across diverse sources such as news, science, and wikis, indicating its broad applicability. While there are only a few exact examples, it is semantically close to other phrases like "no clear reason" or "no specific reason". When writing, use it to acknowledge uncertainty, but be mindful of overuse and consider providing potential explanations when possible.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
no clear reason
Emphasizes the absence of clarity in the justification.
no specific reason
Highlights the lack of a particular, detailed explanation.
no apparent reason
Focuses on the lack of an obvious or easily noticeable cause.
no evident reason
Stresses the absence of visible or demonstrable justification.
no obvious cause
Highlights the lack of a readily noticeable cause or source.
without a known cause
Emphasizes that the cause is not currently known or identified.
for unexplained reasons
Focuses on the fact that the reasons are not currently elucidated.
without a stated justification
Highlights the lack of a formal or declared reason.
no concrete explanation
Highlights the lack of a tangible explanation.
no demonstrable rationale
Stresses the absence of a provable or justifiable basis.
FAQs
What does "no definite reason" mean?
The phrase "no definite reason" means there isn't a clear or specific cause or explanation for something.
How can I use "no definite reason" in a sentence?
You can use "no definite reason" to indicate a lack of clear justification. For example: "She left early for "no clear reason".".
What are some alternatives to "no definite reason"?
Alternatives include "no apparent reason", "no specific reason", or "for unexplained reasons".
Is it better to say "no clear reason" or "no definite reason"?
Both "no clear reason" and "no definite reason" are acceptable. The choice depends on the specific context and the nuance you want to convey. They are largely interchangeable but "no clear reason" highlights a lack of clarity, while "no definite reason" stresses the absence of a specific identifiable reason.
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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
80%
Authority and reliability
4.3/5
Expert rating
Real-world application tested