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
a strong doubt
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "a strong doubt" is correct and usable in written English.
You can use it to express a feeling of uncertainty or hesitation about something. For example: "Considering the evidence, I have a strong doubt that the accused is guilty of the crime."
✓ Grammatically correct
Wiki
Science
News & Media
Alternative expressions(20)
considerable uncertainty
significant skepticism
serious reservations
substantial uncertainty
marked skepticism
genuine reservations
grave misgivings
a substantial doubt
a strong contest
a strong reservation
a strong concern
a strong suspicion
a strong confusion
a strong uncertainty
a strong skepticism
a considerable doubt
a strong probability
a strong likelihood
a strong clarity
a severe doubt
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
3 human-written examples
The authors have a strong doubt about the ability of the media to differentiate between false truth and the actual science in question, however stop short of endorsing cencorship in the name of science.
Wiki
Only a strong doubt, or a possible complete treatment change, should lead to a biopsy.
Science
Don't hold back from calling your doctor if you are having a strong doubt or strongly feel that you are having active labor pains.
Wiki
Human-verified similar examples from authoritative sources
Similar Expressions
53 human-written examples
TOKYO--A team of archaeologists has cast strong doubt on claims that a cave in western Japan contains evidence of early human habitation.
Science & Research
An administration official expressed strong doubt about Mr. Behbahani's credibility.
News & Media
The Russian leader cast strong doubt on America's choice of allies in the antiterror campaign.
News & Media
Unfortunately, the existence of Bohmian quantum theories casts strong doubt on the former point, while chaos theory casts strong doubt on the latter.
Science
This casts strong doubt on using the enclave instrument in the 2000s using the 2001 Census settlement patterns to predict actual immigration flows.
Science
The opening Gesualdo set left a listener with strong doubts about the enterprise.
News & Media
Gov. John G. Rowland of Connecticut, a Republican, warmly embraced the president's proposal, but Gov. Bill Richardson of New Mexico, a Democrat, expressed strong doubts.
News & Media
And so here was a paradox: a mayor who had publicly called for a return to educational traditionalism had gained control over the schools and seemed to be presiding over a system with strong doubts about those principles.
News & Media
Expert writing Tips
Best practice
Use "a strong doubt" when you want to express a significant level of uncertainty or disbelief about something. It is suitable when you want to convey that your doubt is not trivial but rather a substantial feeling.
Common error
Avoid using "a strong doubt" repeatedly in your writing. Vary your language by using synonyms like "considerable uncertainty" or "significant skepticism" to maintain reader engagement.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "a strong doubt" primarily functions as a noun phrase, expressing a significant level of uncertainty or disbelief. Ludwig AI confirms its grammatical correctness and usability. It's often used to convey a substantial feeling of doubt rather than a trivial one.
Frequent in
News & Media
33%
Science
33%
Wiki
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "a strong doubt" effectively conveys a significant level of uncertainty or skepticism. Ludwig AI confirms the phrase is grammatically correct and usable in written English. While "a strong doubt" is not exceedingly common, with a frequency of rare, it appears in diverse contexts, including news, science, and wiki articles. To ensure variety in your writing, consider using alternatives such as "considerable uncertainty" or "significant skepticism". By understanding the nuances and contexts in which "a strong doubt" is used, writers can effectively express their reservations and uncertainties.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
considerable uncertainty
Focuses on the degree of uncertainty, rather than framing it as a doubt.
substantial uncertainty
Similar to "considerable uncertainty", but with a slightly different nuance.
significant skepticism
Highlights the disbelief or questioning aspect.
marked skepticism
Emphasizes a noticeable level of doubt.
genuine reservations
Highlights the sincerity of the reservations held.
serious reservations
Emphasizes holding back due to concerns.
real qualms
Highlights the unease and anxiety surrounding a situation.
grave misgivings
Indicates a stronger feeling of apprehension or unease.
deep apprehensions
Emphasizes a strong feeling of anxiety or fear about the future.
profound disbelief
Highlights a deep sense of incredulity.
FAQs
How can I use "a strong doubt" in a sentence?
You can use "a strong doubt" to express significant uncertainty or disbelief. For example: "Considering the lack of evidence, I have "a strong doubt" about their claims."
What's a good alternative to "a strong doubt"?
Alternatives include "considerable uncertainty", "significant skepticism", or "serious reservations", depending on the context.
Is it better to say "strong doubt" or "serious doubt"?
Both "strong doubt" and "serious doubt" are acceptable, but "strong doubt" might imply more vehemence, while "serious doubt" emphasizes the gravity of the uncertainty.
When should I use "a strong doubt" versus "some doubt"?
"A strong doubt" suggests a more substantial and significant level of uncertainty than "some doubt", which implies a lesser degree of skepticism.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested