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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
ought not be
Grammar usage guide and real-world examplesUSAGE SUMMARY
"ought not be" is correct and usable in written English.
You can use it when you are making a statement about something that should not be done. For example, "Littering ought not be allowed in public spaces."
✓ Grammatically correct
News & Media
Academia
Science
Alternative expressions(20)
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 ought not be surprising.
News & Media
But the hope ought not be alien.
News & Media
"Political parties ought not be independent of their candidates".
News & Media
It isn't local, but it ought not be ignored.
News & Media
They ought not be purged for not being pure enough.
News & Media
We ought not be claiming we are above the law.
News & Media
"I'm sad, it ought not be," Mr. Dinkins said.
News & Media
The quantity of shops ought not be considered.
News & Media
We ought not be mealy-mouthed about the dangers.
News & Media
Such reduction of the sentence, however, normally ought not be made by this Court.
Academia
THE PRESIDENT: Such statements ought not be made by counsel until they have verified them.
Academia
Expert writing Tips
Best practice
Use "ought not be" in formal writing or when a tone of moral or ethical obligation is desired. It conveys a sense of strong advisability against a particular action or state.
Common error
Avoid using "ought not be" in informal contexts where alternatives like "shouldn't be" or "isn't supposed to be" are more appropriate. Stick to formal settings to maintain clarity and avoid sounding overly stilted.
Source & Trust
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The primary grammatical function of "ought not be" is to express a prohibition or strong advisability against something. It is a modal construction indicating that something is undesirable or inappropriate, as supported by Ludwig's examples.
Frequent in
News & Media
66%
Science
18%
Academia
16%
Less common in
Formal & Business
0%
Encyclopedias
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "ought not be" is a modal verb phrase used to express that something is not advisable or should not occur, often carrying a strong sense of moral or ethical obligation. According to Ludwig AI, the phrase is grammatically correct and frequently used, particularly in formal contexts like news, academic writing, and scientific publications. While alternatives like "should not be" exist, "ought not be" maintains a more formal tone. When writing, it's best to reserve this phrase for situations requiring a clear expression of advisability against a specific action. Overall, it is a useful tool for precise and authoritative communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
should not be
A more common and slightly less formal alternative.
must not be
Stronger expression of prohibition or necessity.
need not be
Indicates lack of necessity.
should never be
Emphasizes prohibition with a sense of permanence.
is not supposed to be
More informal and conversational alternative.
is not allowed to be
Emphasizes prohibition by authority.
is not meant to be
Suggests a lack of intention or suitability.
is not designed to be
Highlights a mismatch in purpose or intention.
is not intended to be
Focuses on the original intent or purpose.
is not expected to be
Indicates a deviation from what is normally anticipated.
FAQs
What does "ought not be" mean?
The phrase "ought not be" expresses that something is inadvisable or should not occur. It is a more formal way of saying "should not be".
When should I use "ought not be" instead of "should not be"?
Use "ought not be" in formal contexts or when you want to convey a stronger sense of moral obligation. "Should not be" is more common in everyday speech and writing.
What are some alternatives to "ought not be"?
Alternatives include "must not be", "need not be", or "should never be", depending on the context and the level of formality required.
Is "ought not to be" correct, or is it always "ought not be"?
"Ought not to be" is also correct, but "ought not be" is often used in more formal or legalistic writing. Both forms are grammatically acceptable, though the version without 'to' is more common in older texts and formal contexts.
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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
91%
Authority and reliability
4.5/5
Expert rating
Real-world application tested