adjudicator

noun
UK /əˈdʒuː.dɪ.keɪ.tər/
US /əˈdʒuː.dɪ.keɪ.tɚ/

A person who decides who wins or who is right.

The adjudicator gave the first prize to the girl who sang the loudest.


OTHER MEANINGS

2. A person who settles a disagreement between two sides.

The adjudicator listened to both teams before making a fair choice.

3. An official who scores a contest such as a debate or a music competition.

Each adjudicator wrote down marks for every dancer on the stage.

4. A judge in a court who decides a case.

The adjudicator read the final ruling to the whole courtroom.