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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
may not be true
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "may not be true" is correct and usable in written English.
It can be used when expressing uncertainty or doubt about the validity of a statement or claim. Example: "The information provided in the article may not be true, so it's important to verify the facts before drawing conclusions."
✓ Grammatically correct
News & Media
Science
Wiki
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
59 human-written examples
That may not be true much longer.
News & Media
This may or may not be true.
News & Media
Actually, that may not be true.
News & Media
That may not be true anymore.
News & Media
— and it may not be true.
News & Media
This may not be true.
News & Media
This may not be true any longer.
News & Media
That may not be true everywhere.
News & Media
But this may not be true.
News & Media
Again, this may not be true.
News & Media
Some of them may not be true.
News & Media
Expert writing Tips
Best practice
Use "may not be true" when you want to express uncertainty or doubt about a statement, without directly contradicting it. It allows for the possibility of truth while acknowledging potential inaccuracies.
Common error
Avoid using "may not be true" excessively, as it can weaken your argument and make you sound indecisive. Balance uncertainty with clear statements and supporting evidence.
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "may not be true" functions as a modal hedge, indicating a degree of uncertainty or possibility regarding the truthfulness of a statement. As Ludwig AI states, it is correct and usable in written English. It serves to soften a potential disagreement or to express doubt without directly contradicting a claim.
Frequent in
News & Media
35%
Science
35%
Wiki
10%
Less common in
Formal & Business
10%
Encyclopedias
5%
Reference
5%
Ludwig's WRAP-UP
The phrase "may not be true" is a versatile expression used to convey uncertainty or doubt. As Ludwig AI confirms, it is grammatically correct and commonly used. With a neutral tone, it's suitable for a range of contexts from news reporting and scientific discussions to general writing and wiki. The usage analysis reveals its frequent presence in news and media, and scientific publications. While "may not be true" is widely accepted, avoid overusing it to maintain clarity and decisiveness in your writing. Remember to use it strategically to express measured skepticism. Alternatives such as "might be false" or "could be inaccurate" offer similar nuances.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
may be incorrect
States a possibility of being wrong or containing errors.
possibly false
Expresses a possibility of something not being true.
might be false
Suggests a possibility of being incorrect or untrue.
not necessarily true
Indicates that something is not always or definitely true.
could be inaccurate
Implies a potential lack of precision or correctness.
potentially untrue
Highlights the possibility of something being false.
might not be the case
Indicates uncertainty about whether something is actually happening or true.
not always the truth
Suggests that something may sometimes be false or misleading.
not verified
Suggests that the information has not been confirmed for accuracy.
unsubstantiated
The information lacks evidence or support to confirm its accuracy.
FAQs
What's a less direct way to express disbelief than saying something is false?
You can use phrases like "may not be true", "might be inaccurate", or "could be incorrect" to express doubt without directly contradicting the statement.
How can I use "may not be true" in a sentence?
Use "may not be true" to express that something is possibly false or inaccurate. For example: "The claim that all cats hate water may not be true, as some cats enjoy swimming."
Which is correct: "may not be true" or "might not be true"?
Both "may not be true" and "might not be true" are grammatically correct and convey a similar meaning of uncertainty. The choice between them often depends on personal preference or stylistic considerations.
What's the difference between "may not be true" and "is not true"?
"May not be true" implies a possibility of falsehood, while "is not true" is a direct statement of falsity. The first expresses doubt, the second asserts a fact.
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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