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 reason is obvious
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "the reason is obvious" is correct and usable in written English.
You can use it when the answer to a question or the explanation of something is very clear and doesn't need any further explanation, for example: Q: Why do we need to take our shoes off before entering the house? A: The reason is obvious - to keep the floors clean.
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(20)
no matter why
it is evident
it is clear
no need to include
the logic is straightforward
it is itself
no need to panic
it exemplifies itself
it reveals itself
no need to go
no need to reopen
hence the reason
no need to apologize
it is self-evident
that makes sense
it stands to reason that
no need to compromise
it places itself
it's self-explanatory
the point is clear
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
52 human-written examples
The reason is obvious: no one wants to appear in the next IS video.
News & Media
The reason is obvious.
News & Media
Yet the reason is obvious.
The reason is obvious in retrospect.
News & Media
The reason is obvious: This is his return home.
News & Media
Part of the reason is obvious: Jobs isn't there anymore.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
8 human-written examples
Mr. Kerry said that if money was the reason security was lacking, the reason was obvious.
News & Media
The reason was obvious: there was free food everywhere, it was delicious and I was nervous.
News & Media
For anyone who dared to move a pawn against him, the reason was obvious.
News & Media
The reason was obvious: true narcissists never admit they're that.
News & Media
The reason was obvious: True narcissists never admit they're that.
News & Media
Expert writing Tips
Best practice
Use "the reason is obvious" to succinctly convey that an explanation is self-evident, avoiding unnecessary elaboration when the context makes the reason clear to the audience.
Common error
While "the reason is obvious" is acceptable in many contexts, avoid overusing it in formal or academic writing. Instead, provide a brief explanation to maintain a professional tone and demonstrate thoroughness.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "the reason is obvious" functions as an explanatory device, signaling that the explanation for a given situation or statement is easily understood. This aligns with Ludwig's analysis, confirming its role in conveying self-evident reasons.
Frequent in
News & Media
68%
Academia
16%
Science
16%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "the reason is obvious" is a commonly used phrase to indicate that an explanation is self-evident, as confirmed by Ludwig. Its primary function is to expedite understanding and highlight cause-and-effect relationships. While versatile, it's most frequently found in news and media contexts, with neutral informality. For more formal settings, a slightly more descriptive explanation might be more suitable. The phrase scores highly in expert ratings, reflecting its grammatical correctness and frequent use in authoritative sources. Remember, while it's a useful shortcut, ensure your audience truly understands the context to avoid misinterpretation. Ludwig AI confirms the phrase's validity and widespread usage across various reputable sources.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it's plainly evident why
Emphasizes the clarity and ease of understanding the reason.
the explanation is clear
Highlights the straightforwardness of the explanation.
it stands to reason that
Indicates that the conclusion is logical and easily inferred.
the answer is self-explanatory
Suggests the answer requires no further elaboration.
it's no surprise that
Implies the outcome or reason was predictable.
it's patently obvious why
Stresses the undeniable nature of the reason.
the rationale is apparent
Focuses on the easily perceived justification.
it's a foregone conclusion
Suggests the outcome was inevitable and thus the reason is clear.
the logic is straightforward
Highlights the simplicity and directness of the reasoning.
it's abundantly clear why
Emphasizes the overwhelming clarity of the reason.
FAQs
How can I use "the reason is obvious" in a sentence?
You can use "the reason is obvious" to indicate that the explanation for something is easily understood or self-evident. For example, "He didn't study for the test; "the reason is obvious": he failed."
What are some alternatives to "the reason is obvious"?
Alternatives include phrases like "it's plainly evident why", "the explanation is clear", or "it stands to reason that", which provide similar emphasis on the self-explanatory nature of a reason.
When is it appropriate to use "the reason is obvious" in writing?
It's appropriate when the context makes the explanation so clear that further elaboration is unnecessary and might seem patronizing. However, consider your audience and the formality of the situation, as overuse can be perceived as dismissive.
Is "the reason is obvious" too informal for academic writing?
While generally acceptable, "the reason is obvious" can sometimes be considered too informal for academic writing. In such contexts, opting for a slightly more detailed explanation or using a more formal phrase like "the explanation is clear" may be more suitable.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested