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
that is not
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that is not" is grammatically correct and can be used in written English.
It is commonly used to introduce a contrast or exception to a statement. Here is an example: "I love spicy food, but unfortunately, that is not something my stomach can handle."
✓ 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
That is not charming.
News & Media
That is not independent.
News & Media
That is not compromise.
News & Media
That is not investing.
News & Media
That is not villainy.
News & Media
That is not antitrust".
News & Media
That is not unprecedented.
News & Media
"That is not easy".
News & Media
That is not America.
News & Media
That is not controversial.
News & Media
That is not bad.
News & Media
Expert writing Tips
Best practice
Vary your sentence structure by sometimes using alternatives like "it is not" or "that isn't" to maintain reader engagement.
Common error
Avoid using "that is not" repetitively in close succession. This can make your writing sound monotonous. Instead, use a variety of negative constructions and rephrase sentences to add nuance and interest.
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that is not" primarily functions as a negator or disconfirmer, indicating disagreement or the falsity of a statement. Ludwig AI validates this usage through numerous examples demonstrating its role in expressing contrast and negation.
Frequent in
News & Media
45%
Formal & Business
20%
Science
15%
Less common in
Wiki
10%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
In summary, the phrase "that is not" is a grammatically correct and versatile expression used to convey disagreement, denial, or the absence of a particular quality. Ludwig AI confirms that it functions primarily as a negator and is frequently employed in news, formal business settings, and scientific writing. While widely applicable, varying your sentence structure with alternatives like "that isn't" or "it is not" can improve your writing's flow. Remember that while "that is not" is appropriate in many scenarios, overusing it can lead to monotony, so consider diversifying your negative constructions.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that isn't
A contraction of "that is not", providing a more informal tone.
it's not
Contraction of "it is not", offering a more casual alternative.
it is not
Shifts the focus slightly, emphasizing the "it" rather than "that".
this is not
Changes the reference from "that" to "this", implying something closer or more immediate.
that does not
Emphasizes the action or state that "that" is failing to do or be.
that's incorrect
Directly states the inaccuracy of a previous statement.
that isn't the case
Indicates that a particular situation or claim is not true or accurate.
that's wrong
A more blunt and direct way of expressing disagreement.
that is false
Emphasizes the untruthfulness of something.
that cannot be
Expresses impossibility or disbelief regarding something.
FAQs
How can I use "that is not" in a sentence?
You can use "that is not" to express disagreement or to state that something is not the case. For example: "I thought the movie was good, but that is not a common opinion."
What are some alternatives to saying "that is not"?
Alternatives to "that is not" include "that isn't", "it is not", or "that is false". The best choice depends on the specific context.
Is it more formal to say "that is not" or "that isn't"?
"That is not" is more formal than "that isn't", which is a contraction and suitable for informal contexts.
Can "that is not" be used in all types of writing?
Yes, "that is not" is appropriate for most types of writing, although more formal contexts might benefit from exploring stronger or more nuanced alternatives.
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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
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested