The phrase "a primary supporter of" is correct and usable in written English.
You can use it to describe someone or something that plays a significant role in supporting a cause, organization, or individual.
Example: "She has always been a primary supporter of environmental conservation efforts in her community."
Alternatives: "a key advocate for" or "a main backer of".
European officials do think they have a leading diplomatic role to play, however, because Russia does not regard the Bush administration, a primary supporter of President Mikheil Saakashvili of Georgia, as an honest broker.
Re "Despite Predictions, Jewish Homeland in Siberia Retains Its Appeal" (Birobidzhan Journal, Oct. 4): A continued Jewish presence in Birobidzhan may seem to be the stuff of legend, but as a primary supporter of the Jewish community throughout Siberia for more than 20 years, we know full well the reality on the ground.
His mother, a seamstress, was the primary supporter of the family during the Depression.
Mr. Pigeon was an early and important primary supporter of Senator Charles E. Schumer and Attorney General Eliot L. Spitzer in 1998, but many Democrats believe his backing is worth less this time around.
After 12 years as Tribeca's presenting sponsor, American Express is stepping back, while AT&T steps in, as the primary supporter of a movie conclave that was originally meant to lift a battered downtown following the 9/11 terrorist attacks.
She was also the primary supporter of the 1998 effort to restore Auchinleck, James Boswell's ancestral estate in Scotland.
He is less certain who his opponent will be, but whoever it is, he said, he knows who will be the primary supporter of that candidate.
UNICEF in action As the primary supporter of water programmes in North Darfur, UNICEF is aggressively responding to this crisis.
The lead industry was able to achieve its influence in large part by being the primary supporter of research on health effects of lead and relying upon the scientists that it supported to communicate and interpret this research to the government and the public (Denworth 2008).
Leaders of funding agencies, which are the primary supporters of science in most countries, are in a unique position to facilitate changes in the culture of research training and support.
There are lots of women as the primary supporters of their children and their extended family.
