The phrase "a slight role" is correct and usable in written English.
It can be used to describe a minor or not very significant part in a situation, performance, or context.
Example: "In the film, she played a slight role, but her performance was memorable nonetheless."
Alternatives: "a minor role" or "a small part".
The House of Commons had only a slight role in the war effort; under the state of emergency, most business was accomplished through the Cabinet issuing Orders in Council.
The present systematic review of the literature about the impact of COX-2 overexpression on survival in lung cancer found a slight role of COX-2 on overall survival in NSCLC, without not reaching statistical significance.
We also employed four complementary tests from orthogram to diagnose the phylogenetic dependency (Ollier et al. 2006), and the statistics generated from these tests support only a slight role for phylogenetic history and suggest evolutionary independence among these gene families (supplementary table S3, Supplementary Material online).
Anyway, it should be underlined that for the last two products the share of confident respondents is very low and safety assumes, then, a very slight role (see Figure 2).
Class IV is a tiny group of ex-siRNAs that derive from only five exons and it is expected to have slight role in regulation, whereas class III ex-siRNAs derive from a large group of genes that are expressed at a high level in the wild type strain [ 19], which anticipates a significant role in controlling gene expression.
Yet, the position of the CPS is that neither she nor any of the victims have the slightest role to play in the right for review.
The idea that cultural sensitivity would have the slightest role to play in our invasion strategy is laughable beyond belief.
If commecial considerations had played the slightest role in this play's development, I can't imagine it would get beyond the planning stages.
But de Montchalin will have a junior minister role, a slight downgrading of the position, despite France stepping up its preparations for a possible chaotic no-deal exit of the UK from the EU.
To say it began with him and him alone is a slight overstatement of the role that the beloved commentator – who passed away last Sunday at the age of 67 – played in all this.
The absence of a strong senior majority (there are only about 30) may mean a slight dearth of natural role models, but Brookey said the demographic shift presents a new opportunity to rebuild the ranks.
