'predominant impression' is a correct and usable phrase in written English.
For example, "The predominant impression of the play was one of joy and optimism."
The predominant impression of Northern Ireland's landscape is of scattered and isolated farms.
The predominant impression is of a crowing sociopath on a protracted joy ride that is only momentarily interrupted by stops in prison, from which he quickly escapes.
No reader can rise from a conscientious study of the pages which follow this article without the predominant impression that, so far as Great Britain is concerned, 1928 was a year of disappointment.
"For the informed customer, there remains the predominant overall impression that the device looks [like Apple's design]." If you happen to recall our recent coverage of the Nintendo/ThinkOptic case, I mentioned that the Eastern District Court of Texas tends to strongly favor the patent holder.
The direction of each primary or secondary rugae was studied and the predominant direction at the impression was recorded.
While diagnostic labels have changed over time, those used still provide information about predominant symptoms and clinical impressions of physicians at the time.
In the 1872 "Impression of a Sunrise," grayish misty tonalities are still predominant, and the mood is not exactly chirpy.
Predominant colour: grey.
White males are predominant.
Green is the predominant colour.
