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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
is obviously not
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is obviously not" is correct and usable in written English.
You can use it when you want to emphasize something that is clearly not true. For example: "His claim that he had never been to the store before is obviously not true, since the shopkeeper recognized him immediately."
✓ Grammatically correct
News & Media
Science
Formal & Business
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
This is obviously not true.
News & Media
Something is obviously not working.
News & Media
This is obviously not that.
News & Media
That is obviously not a big difference.
News & Media
That is obviously not an appreciable decline.
News & Media
This list is, obviously, not exhaustive.
News & Media
This sample is obviously not scientific.
News & Media
"This is obviously not a healthy model".
News & Media
That is obviously not quite true.
News & Media
It is obviously not just me.
News & Media
Wells Fargo is obviously not WorldCom.
News & Media
Expert writing Tips
Best practice
Use "is obviously not" to express a clear and easily understood contradiction or disagreement. Ensure the context makes the reason for the obviousness clear to the reader.
Common error
While "is obviously not" is useful, overuse diminishes its impact. Vary your language to avoid sounding repetitive and to maintain a stronger, more persuasive tone. Consider using more nuanced phrasing if the point is not universally apparent.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is obviously not" functions as an emphatic negation, asserting that something is certainly untrue. As Ludwig AI confirms, it's used to highlight a clear contradiction or disagreement, similar to examples found in The New York Times and The Economist.
Frequent in
News & Media
65%
Science
18%
Formal & Business
9%
Less common in
Academia
5%
Encyclopedias
2%
Wiki
1%
Ludwig's WRAP-UP
In summary, the phrase "is obviously not" is a common and grammatically correct way to express emphatic negation. As Ludwig AI states, it emphasizes that something is clearly untrue. While it appears most frequently in news and media, it's also present in scientific and formal contexts, though it might be perceived as slightly informal in those settings. When using this phrase, ensure the reason for the obviousness is clear to your audience and avoid overuse to maintain its impact. Alternatives like "is clearly not" or "is definitely not" can offer variety. Ultimately, "is obviously not" is a valuable tool for expressing strong disagreement when used judiciously.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is clearly not
Replaces "obviously" with "clearly", maintaining the emphasis on the evident nature of the statement.
is definitely not
Substitutes "obviously" with "definitely", indicating a strong certainty about the negation.
is certainly not
Emphasizes the negation with "certainly", suggesting a lack of doubt.
is patently not
Uses "patently" instead of "obviously", implying that the negation is easily recognizable.
is undeniably not
Replaces "obviously" with "undeniably", highlighting the impossibility of denying the statement.
it is not obvious that
Inverts the structure to express that something is not apparent or easily understood.
it's not apparent that
States that something isn't easily noticeable or understood.
it cannot be said that
Uses a more formal tone to indicate that a statement is not true or valid.
it does not follow that
Expresses that something doesn't logically result from a previous statement or assumption.
it's far from clear that
Indicates that something is not easily understood, and may even be doubted.
FAQs
How can I use "is obviously not" in a sentence?
Use "is obviously not" to negate a statement when the contradiction is easily understood or apparent. For example, "His claim that he didn't know about the meeting "is obviously not" true, as he sent the email invitation."
What are some alternatives to "is obviously not"?
You can use alternatives like "is clearly not", "is definitely not", or "is certainly not" depending on the level of emphasis you want to convey.
Is it okay to use "is obviously not" in formal writing?
While "is obviously not" is acceptable, it might be perceived as slightly informal. In formal writing, consider alternatives like "it is not obvious that" or "it cannot be said that" for a more sophisticated tone.
When should I avoid using "is obviously not"?
Avoid using "is obviously not" when the contradiction isn't clear to everyone, as it might sound condescending or dismissive. In those situations, it's better to provide reasoning or evidence to support your claim.
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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
4.5/5
Expert rating
Real-world application tested