- A person who acts as an arbitrator or judge, especially in a dispute or competition.
- A person who makes an official decision or judgment.
Late 16th century: from latin adjudicat- 'judged', from the verb adjudicare, from ad- 'to' + judicare 'judge'.
- The adjudicator was impartial in the dispute.
- The adjudicator ruled in favor of the plaintiff.
- The adjudicator listened to both sides of the argument.
- The adjudicator was chosen for their expertise in the field.
- The adjudicator's decision was final and could not be appealed.