Arbiter | Mean of arbiter in English Dictionary

/ˈɑɚbətɚ/

• Noun
• a person who is considered to be an authority on what is right, good, or proper
1. an arbiter of fashion/manners/grammar
2. He is regarded as an arbiter of taste in the world of jazz.
• a person who has the power to settle an argument between people
1. The mayor will act as the final arbiter in any disputes between board members.