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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
is uncertain about
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "is uncertain about" is correct and usable in written English.
It can be used when expressing doubt or lack of clarity regarding a particular subject or situation. Example: "She is uncertain about the best course of action to take in this situation."
✓ Grammatically correct
News & Media
Science
Academia
Alternative expressions(3)
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
He is uncertain about how to resolve this conflict.
News & Media
Maybe it is uncertain about getting to 90.
News & Media
Moreover, the principal is uncertain about the agent's preferences conditional on the states.
Academia
Thiel himself, perhaps out of sheer contrarianism, is uncertain about Darwinian evolution.
News & Media
For his part, Mr. Siekaczek is uncertain about the impact of the Siemens case.
News & Media
For now, he has no job and is uncertain about his future.
News & Media
The seller of N distinct objects is uncertain about the buyer's valuation for those objects.
Science
It is uncertain about its identity, its shared values, its future.
News & Media
At this point, she is uncertain about competing in two events.
News & Media
If his head tilts slightly, he is uncertain about your meaning, so try to clarify.
News & Media
He is uncertain about the strength of her ongoing commitment to the issue.
News & Media
Expert writing Tips
Best practice
When using "is uncertain about", ensure the context clearly indicates the source and object of the uncertainty. For example, specify who is uncertain and what they are uncertain about to avoid ambiguity.
Common error
Avoid using "is uncertain about" without specifying the subject or object of uncertainty. A sentence like "The future is uncertain" lacks clarity. Instead, specify who or what is uncertain to provide more informative content. For example: "Analysts are uncertain about the future of the economy."
Source & Trust
85%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "is uncertain about" functions as a predicative adjective phrase expressing a state of doubt, lack of confidence, or incomplete knowledge regarding a specific subject. As Ludwig AI highlights, it is a common construction used to convey a lack of definitive information or conviction.
Frequent in
News & Media
40%
Science
30%
Academia
15%
Less common in
Formal & Business
5%
Wiki
5%
Encyclopedias
5%
Ludwig's WRAP-UP
In summary, "is uncertain about" is a versatile and commonly used phrase for expressing doubt or a lack of definitive knowledge. Ludwig AI confirms its grammatical correctness and widespread applicability across various domains, including news, science, and academia. While alternatives like ""is unsure about"" and "is doubtful about" exist, "is uncertain about" remains a clear and reliable choice. To ensure clarity, specify the subject and object of the uncertainty.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
is unsure about
Indicates a lack of confidence or certainty, similar to being uncertain.
is doubtful about
Implies skepticism or disbelief, a stronger form of uncertainty.
is hesitant about
Suggests reluctance or unwillingness due to uncertainty or doubt.
is skeptical about
Expresses doubt and questioning attitude.
is dubious about
Conveys a sense of doubt or suspicion regarding something.
is apprehensive about
Implies anxiety or fear about a future event or situation.
is indecisive about
Highlights the difficulty in making a decision due to uncertainty.
is in two minds about
Indicates being torn between two options or opinions.
is on the fence about
Suggests a neutral or undecided position regarding something.
lacks confidence in
Focuses on the absence of self-assurance or trust.
FAQs
What does "is uncertain about" mean?
The phrase "is uncertain about" means someone lacks confidence or definite knowledge regarding a particular subject or situation. It indicates a state of doubt or hesitancy.
How can I use "is uncertain about" in a sentence?
You can use "is uncertain about" to express doubt or lack of clarity. For instance, "She "is unsure about" her decision" shows she isn't completely confident in her choice.
Which is correct, "is uncertain about" or "is uncertain of"?
Both "is uncertain about" and "is uncertain of" are grammatically correct, but "is uncertain about" is more common and generally preferred in contemporary English. "Is uncertain of" tends to be used when referring to things you were once certain about, but no longer are.
What are some alternatives to "is uncertain about"?
Alternatives to "is uncertain about" include phrases like ""is unsure about"", "is doubtful about", or "is hesitant about", which can add nuance to your writing.
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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