The phrase "a general doubt" is correct and usable in written English.
It can be used when expressing uncertainty or lack of confidence about a broad or non-specific issue.
Example: "There is a general doubt among the team regarding the feasibility of the proposed project."
Alternatives: "a common uncertainty" or "a widespread concern".
Even so, I regularly speak in terms of the evil genius (following Descartes' lead), as a kind of mnemonic for the more general doubt about our cognitive nature.
Many have general doubt about news.
In general, doubt is cast upon the social role and influential capacity of the disciplines of spatial organisation and transformation.
Usually when asked about my mask the reactions vary from shock at how expensive the mask was and general doubt about its effectiveness.
We conclude that, even apart from general doubts about a probabilistic account of causation, the resort to a probabilistic conception of time machines is a desperate stretch, at least in the context of classical general relativity theory.
Small groups can be a great way to discuss general doubts, but again be wary who you select as they might not be able to give you any answers, or any answers that are reliable.
This inquiry from Mr Kennedy had nothing to do with the narrow legal question of the day, but it betrayed his more general doubts about the way the Sunshine State puts people to death.Antonin Scalia, a conservative justice, was more hostile to Mr Hall's defence.
His own attorney general doubts the "moral authority" of his negotiating after his resignation.
Yet, as Descartes notes, these cases are too easily avoided to raise general doubts about the reliability of sensory perception.
With the legislature's vote to end the death penalty, the Maryland attorney general doubted the state had the legal authority to kill even those who had been sentenced to death before the law change.
