From Longman Dictionary of Contemporary Englisharbiterar‧bi‧ter /ˈɑːbɪtə $ ˈɑːrbɪtər/ noun [countable] 1 KNOW somethingsomeone who influences society’s opinions about what is stylish, socially acceptable etc The designer has received rave reviews from such arbiters of taste as ‘Elle’ magazine.2 ARGUEsomeone or something that settles an argument between two opposing sides SYN judge The European Court of Justice will be the final arbiter (=make the final decision) in the dispute.
Examples from the Corpus
arbiter• The Houses of Parliament are also the final arbiters of the tenure of office of judges of the Supreme Court.• That was the key - the final arbiter of success or failure.• The real arbiters of fashion at the Super Show are the retailers.• The best sort of customers were important in themselves but they were more important as the arbiters of social fashion.• Once again the United States seemed to be the arbiter of war and peace in the Middle East.• Though everybody pays lip service to performance, politics is often the ultimate arbiter of their fate.• Many a western arbiter of taste frowned upon the above paintings when in the form of gilt-framed reproductions.arbiters of taste• The haute bourgeoisie saw themselves as the arbiters of taste and the artistic heirs of the system of patronage.the final arbiter• The Houses of Parliament are also the final arbiters of the tenure of office of judges of the Supreme Court.• Who will be the final arbiter?• But he is, none the less, the head of the family, the final arbiter.• Science is the final arbiter and a self-correcting process in the development of trustworthy knowledge.• The party has the right of appeal to the Secretary of State who is the final arbiter.• That was the key - the final arbiter of success or failure.From Longman Business Dictionaryarbiterar‧bi‧ter /ˈɑːbɪtəˈɑːrbɪtər/ noun [countable]1HUMAN RESOURCESa person or organization with the authority to decide how something should be doneThe Food and Drug Administration is the final arbiter of food labeling.2ORGANIZATIONSHUMAN RESOURCESJOBa person or organization that tries to find solutions to disagreementsBusinessmen here often hire freelance arbiters to settle disputes.Origin arbiter (1300-1400) Old French arbitre, from Latin arbiter 