arbiter
noun /ˈɑːbɪtə(r)/
/ˈɑːrbɪtər/
(formal)- arbiter (of something) a person with the power or influence to make judgements and decide what will be done or accepted
- The law is the final arbiter of what is considered obscene.
- an arbiter of taste/style/fashion
- This style would be dismissed as too ornate by contemporary arbiters of taste.
Word Originlate Middle English: from Latin, ‘judge, supreme ruler’.