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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
one and only reason
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "one and only reason" is correct and usable in written English. You can use it when emphasizing that there is a single, definitive reason for something. For example, "The one and only reason I chose this path is my passion for helping others." Alternative expressions include "the sole reason" and "the unique reason."
✓ Grammatically correct
News & Media
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
12 human-written examples
But as for "the one and only reason" — well, maybe not.
News & Media
The one and only reason that Sony are still flogging this particular dead horse must be that they have rights to the character through their purchase of the Spider-Man universe a few years back.
News & Media
After he and Chuck experience a near-miss in a smoldering Brooklyn building, though, he decides that the best way to ensure his children's future is to marry his best friend, which is the one and only reason this movie was made.
News & Media
A member of this process is cited by Argyris (1977) with the words: "Why don't they say that they want to control this place?" The answer would be: because the double bind-play's core purpose is exactly to disguise the root of its one and only reason: to control processes and others to reign over them.
The one and only reason for this success is the cheers, the age old kindness of strangers.
News & Media
The one and only reason I am re-releasing all of my original albums is that this is the first time ever that I've actually owned them.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
48 human-written examples
The very idea of a state wide minimum wage isn't a good one and the only reason we've put up with it so far is because it has been reasonably low.
News & Media
Now, America is on the brink of diving off the cliff for one and only one reason: many House Republicans are terrified of primary challenges from the Tea Party right.
News & Media
"There is one and only one reason why we have not been able to go out with earnings," Mr. Malcolm said.
News & Media
They were hoping Edney's shot had been a fraction late, but Edney knew the basket counted for one and only one reason: His ears were still ringing.
News & Media
There is one, and only one, reason for it: she's crazy-ass in love with him — and it is still true.
News & Media
Expert writing Tips
Best practice
Use "one and only reason" to clearly and emphatically state that there is a singular justification or cause for a particular situation or action.
Common error
Avoid using "one and only reason" when multiple factors contribute to a situation. Overusing it can oversimplify complex issues and weaken your argument.
Source & Trust
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "one and only reason" functions as a determiner and noun phrase. It's used to specify and emphasize that there is a single, definitive justification for something, as shown in Ludwig's examples.
Frequent in
News & Media
67%
Science
25%
Academia
8%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
The phrase "one and only reason" is a grammatically sound and commonly used expression to emphasize a singular cause or motivation. As highlighted by Ludwig AI, it is particularly prevalent in News & Media and Scientific contexts. While effective for clarity, it's best to avoid overusing it in complex situations with multiple contributing factors. Consider alternatives such as "sole reason" or "primary reason" to fine-tune the emphasis of your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
sole reason
Emphasizes uniqueness and exclusivity of the reason, minimizing other contributing factors.
only cause
Stresses that there is no other cause involved.
primary reason
Highlights the main reason among potentially several others.
main reason
Focuses on the principal reason, without necessarily excluding other reasons.
single reason
Highlights the singularity of the justification.
chief reason
Emphasizes the importance and dominance of the reason.
principal reason
Indicates the most important or fundamental reason.
fundamental reason
Highlights the basic and essential nature of the reason.
basic reason
Focuses on the simple and underlying reason.
essential reason
Stresses the critical and indispensable nature of the reason.
FAQs
How can I use "one and only reason" in a sentence?
You can use "one and only reason" to emphasize that there is a single, definitive cause or justification for something. For example, "The "one and only reason" I chose this career path is my desire to help others."
What are some alternatives to "one and only reason"?
Alternatives include phrases like "sole reason", "primary reason", or "main reason", depending on the specific nuance you want to convey.
Is it grammatically correct to say "one and only reason"?
Yes, "one and only reason" is grammatically correct and widely used in English to highlight a singular, exclusive cause or justification.
What is the difference between "one and only reason" and "main reason"?
"One and only reason" emphasizes that there is absolutely no other cause or justification, while "main reason" simply indicates the most important reason among potentially several others.
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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
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested