The phrase "a prominent portion" is correct and usable in written English.
It can be used to describe a significant or noticeable part of something, often in contexts like reports, analyses, or descriptions.
Example: "In the study, a prominent portion of the participants reported experiencing improved well-being after the intervention."
Alternatives: "a significant part" or "a major segment".
Today, these organizations make up a prominent portion of the humanitarian community.
The worldwide annual production of dyes increases day by day, a prominent portion of which is vanished during the dyeing process in various types of industries, which finally pollutes our aquatic environment (Ajit et al. 2006; Kolpin et al. 2002; Umar et al. 2012).
Starchy foods were a prominent portion of the Andean diet and, therefore, the remains of these plants are abundant in coprolites.
For DENV, a prominent portion of the literature raises doubt as to whether wild type (WT), immunologically intact, mice can be productively infected by DENV or are valid hosts for undertaking studies to investigate the mechanisms of vascular permeability (Yauch and Shresta, 2008).
The New York Times just devoted a particularly prominent portion of its rarefied real estate to the issue of urgent care delivery outside of its traditional domain.
12 The protective effects of these components could be expected to diminish as such food becomes a less prominent portion of diet.
Mountains comprise an extensive and visually prominent portion of the landscape in the Mojave Desert, California.
Early on, radiographs may be normal or may show subtle anomalies: a prominent anterior portion of the head-neck junction, anterior synovial herniation pits, the presence of an os acetabuli, ossification of the acetabular border, coxa profunda, acetabular protrusion or acetabular retroversion [48, 50].
But with issues of national security looming large, the number of Americans killed in Afghanistan reaching 2000 this month, suicide among veterans reaches record highs, and veterans' health and education benefits seen as prominent portion of budget calculations, it seems a strange time for Republicans to begin nominating candidates with no military service whatsoever.
NC was measured using the most prominent portion of the thyroid cartilage as a landmark; the measurement was taken to the nearest 0.1 centimetres (cm) using a Gulick measuring tape (Fitness Mart, Gay Mills, USA) [ 21].
WALA ridge represents the most prominent portion of the buccal alveolar bone.
