Mediate/ˈmiːdieɪt/ Definition 1 of 4Pro Tip 1/3Conflict Resolution Used when someone assists others to resolve a disagreement or dispute. A counselor might mediate in school conflicts. Pro Tip 2/3Impartial Role The mediator should not take sides but help the parties reach consensus. She had to mediate without showing any personal bias. Pro Tip 3/3Not a Judge A mediator doesn't make a final decision like a judge, but facilitates communication. He mediated by encouraging dialogue.