The phrase "a gradually increasing number" is correct and usable in written English.
It can be used when describing a situation where the quantity of something is rising over time.
Example: "Over the past few months, we have seen a gradually increasing number of participants in our workshops."
Alternatives: "a steadily growing number" or "an ever-increasing number".
Starting in 2017, the premiums would be raised, and a gradually increasing number of people would have to pay them, eventually reaching middle-class enrollees.
We saw a spike in interest after the City AM ad and the Flybe editorial, and a gradually increasing number of new clientele reaching us via search engines thanks to our rapidly improving SEO.
"We saw a spike in interest after the City AM ad and the Flybe editorial, and a gradually increasing number of new clientele reaching us via search engines" PS Virtual relaunched with new website and branding early in 2014, designed and built in-house.
This gives DGENs a "funnel-like" shape with a gradually increasing number of genes after stage-1; H fluctuates around 0.5, as expected for an increasing sequence.
This may allow for a gradually increasing number of functionally active auxin-response factors proteins and hence a transcriptional activation of auxin-response genes.
Identification of genotypes: The software MultiLocus ver. 1.3b [ 24] was used to estimate the number of different genotypes that can be identified in a set of 36 accessions with a gradually increasing number of markers.
Despite the gradually increasing number of female journalists on a global level, it is largely men who remain in decision-making roles.
With the continued effort, the gradually increasing number of good reviews, and a new themed version launching imminently, we're looking through rose tinted spectacles at the possibility that we can soon stop searching job sites for a 9 to 5. Moonlighting, however, may be required.
Educators prefer not using formative assessment method due to many reasons such as gradually increasing number of students, workload and its time consumption.
However, recent studies reported that fluoroquinolone- resistant bacterial strains are responsible for gradually increasing number of infections after transrectal prostate biopsy.
