The phrase "opaque mind" is grammatically correct and can be used in written English.
It generally refers to someone with closed-minded, inflexible, or stubborn thinking. For example: After hearing his colleague's ideas, the supervisor's opaque mind refused to consider any other solution.
The spoken story line, when it's not opaque, brings to mind a young adult novel of the supernatural, featuring restless and winsome spirits longing to be put to rest.
His political ideality was a part of his genius, his optimism, his intellectual mutability, his scorn for sheer consistency which he estimated as an infirmity of mediocre minds, opaque to vision, and regarding Deity as worthy of worship only as Deity was a slight extension of themselves.
If pushed, people tend bring to mind an opaque government committee, or perhaps a type of digger.
The concept of "service" evokes, from the opaque recesses of the mind, timeworn images of personal ministration and attendance.
The defendants in the case — Sean Carroll, Edward McMellon, Kenneth Boss, and Richard Murphy — remained unprepossessingly opaque in the public mind until, and even to an extent after, they took the witness stand.
Davidson accepts that Spinoza himself probably had in mind the opaque concept, in keeping with historical tradition, but that nothing stands in the way of his accepting a needed transparent concept as well.
But it isn't, right?" Never mind the opaque "someones".
To Write, Stop Thinking: writer Kathryn Harrison believes that words flow best when the opaque, unknowable aspects of the mind take over.
If you don't mind using an opaque site (think Priceline) where you don't know in advance which hotel offers the lowest price, Frommer recommends BiddingTraveler.com and TheBiddingTraveler.com.
"It is a thorny undertaking, and more so than it seems, to follow a movement so wandering as that of our mind, to penetrate the opaque depths of its innermost folds".
