The phrase "a leading element" is correct and usable in written English.
It can be used in contexts where you are referring to a primary or significant component in a discussion, analysis, or design.
Example: "In our research, we identified a leading element that significantly influences the outcome of the experiment."
Alternatives: "a primary factor" or "a key component".
Now, under Vladimir Putin, xenophobia has been restored as a leading element of the official ideology.
The Bektashi Sufis thus comprise a leading element in Albanian religious and social life, claiming up to 2 million Albanian believers.
The need for implementing a RRS is dictated by the evidence that hospital safety is a leading element to improve hospital quality.
Throughout the 19th and early 20th centuries cotton was a leading element in the region's agriculture.
In particular, it referred to a March 2 MSNBC interview with former Obama Defense Department official Evelyn Farkas, which has suddenly become a leading element in White House pushback against the Russia allegations and evidence of Trump's claim that the Obama administration has actively sought to undermine his presidency.
Only when backed by a behavioral support strategy can physical activity express its maximum potential and become a leading element for every patient with type 2 diabetes.
On 2 May, the regiment's A Company was the leading element of the 2nd New Zealand Division and entered Trieste.
The leading element was a wideband noise burst with a length of 7 ms. The trailing element was a bandpassed noise centred on 1.0 kHz and a width of 500 Hz.
The unit, which moved in a 48-hour convoy through Iraq's southern desert, makes up the leading element of a front that stretches nearly 250 miles to Basra in the southeast.
Assad referred repeatedly to "plots" against his country and the role of al-Qaida, long portrayed as the leading element in what began as a popular uprising in March 2011.
There are others who could also use them," Dr Julien Cornebise, who will be leading Element AI's offices in London, said in an interview.
