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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
not and not
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "not and not" is not standard in written English and may cause confusion. It could be used in a context where you want to emphasize negation, but it's better to avoid it for clarity. An example could be: "I want neither this option not and not that one." Alternative expressions include "neither nor" and "not either."
News & Media
Science
Academia
Alternative expressions(5)
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
21 human-written examples
Certainly, Don and Ron cannot be said to be members of the same world if Don perceives the moon landing of Apollo 11 on July 20 , 1969and Ron does not (or would not)—and not simply because he does not have a television set, but because on his July 20 , 1969 there is no United States of America, let alone a space program.
Science
I think not — and not just because it's illegal.
News & Media
It does not, and not only in the field of medicine.
News & Media
"I would also love to be 6'3" and muscled," he said, "but I'm not, and not going to be.
News & Media
Current arrangements are confusing, with some EU countries running their own lists of safe countries of origin, others not, and not a single country appearing on all lists.
News & Media
The events on the main stage are pretty much going to go forward whether you accept them or not, and not much differently.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
39 human-written examples
I can't, you can't, and not even Paul Jackson Jr can.
News & Media
But not now and not the Mets.
News & Media
"We have not, do not and will not investigate journalists.
News & Media
And not, repeat not, xenophobic.
News & Media
Not New Zealand, not South Africa, and not England.
News & Media
Expert writing Tips
Best practice
Reserve this construction for moments where you need to clarify that a negation is comprehensive, such as when correcting a potential misunderstanding of your reasoning.
Common error
Avoid using "not and not" without punctuation or a qualifying adverb (like 'just' or 'simply'), as it can lead to a stuttering effect that makes the writer look like they repeated themselves by accident. For example, instead of 'I am not and not ready', write 'I am not ready, and not likely to be soon'.
Source & Trust
92%
Authority and reliability
3.8/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "not and not" is rhetorical emphasis through repetition. It is used to link two negative clauses or phrases, where the second negation typically expands the scope of the first. Ludwig AI characterizes this not as a single idiomatic unit, but as a deliberate sequencing used for structural clarity.
Frequent in
News & Media
60%
Science
25%
Academia
15%
Less common in
Social Media
5%
Wiki
3%
Reference
2%
Ludwig's WRAP-UP
In conclusion, while "not and not" might initially seem repetitive, it serves a specific and high-level linguistic function in English prose. Ludwig AI observations suggest that it is almost always accompanied by punctuation—such as a comma or em dash—to signal an emphatic clarification. It is most effective when used to differentiate between reasons (e.g., 'not this, and not that either') or to intensify a refusal. For writers seeking to avoid the slightly clunky nature of this phrase, switching to a correlative conjunction like "neither nor" is a safe and elegant alternative. However, for sheer rhetorical force in journalism or scientific reporting, the rhythmic repetition of "not and not" remains a valid and powerful choice.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
neither nor
Uses a standard correlative structure for listing two negative items
not and certainly not
Adds a layer of intensifying emphasis to the second negation
not and not just
Clarifies that the negation applies to more than a single obvious reason
not and not even
Signals that the second item is even less likely or possible than the first
not much less
Connects two negative ideas where the second is even more improbable
not let alone
Used to say that something is even more impossible than the first thing mentioned
not and not merely
Shifts from a simple negation to a more nuanced categorical exclusion
not and not particularly
Softens the second negation to suggest a lack of specific interest
not nor yet
A slightly more archaic or literary way to continue a negative thought
not let alone not
Emphasizes a secondary negative state that is even further from the goal
FAQs
Is "not and not" grammatically correct?
Yes, it is grammatically correct when used as a sequence of two negations joined by a conjunction, though Ludwig AI notes it is often more a stylistic choice for emphasis rather than a standard fixed phrase.
What can I say instead of "not and not"?
You can use clearer alternatives like "neither nor", "not at all", or "not let alone" depending on the context.
How do I use "not and not" in a sentence for emphasis?
Use it to separate two distinct reasons for a negation, for example: 'The plan failed not because of the budget, and not because of the team, but because of the timing'.
Is "not and not" too informal for academic writing?
No, it is frequently used in formal contexts like the "The New York Times" or scientific journals to provide precise clarification of what is being excluded.
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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
92%
Authority and reliability
3.8/5
Expert rating
Real-world application tested