Trial of Jean II, Duke of Alençon, October 1458 In law, a trial is a coming together of parties to a dispute, to present information (in the form of evidence) in a tribunal, a formal setting with the … trial translate: pengadilan, tes, percobaan, kesulitan. Learn more in the Cambridge English-Indonesian Dictionary. Find all translations of trial in Indonesian like percobaan, uji, cobaan and many others. The meaning of TRIAL is the formal examination before a competent tribunal of the matter in issue in a civil or criminal cause in order to determine such issue. A trial is an experiment in which you test something by using it or doing it for a period of time to see how well it works. If something is on trial, it is being tested in this way.