ɹʌn ˌtɹɪbjʊˈleɪ̯ʃən ˌtɹɪbjəˈleɪ̯ʃən ˌvɪzɪˈteɪʃən the act of testing something in the experimental trials the amount of carbon was measured separately he called each flip of the coin a new trial the act of undergoing testing he survived the great test of battle candidates must compete in a trial of skill (law) the determination of a person's innocence or guilt by due process of law he had a fair trial and the jury found him guilty most of these complaints are settled before they go to trial trying something to find out about it a sample for ten days free trial a trial of progesterone failed to relieve the pain an annoying or frustrating or catastrophic event his mother-in-law's visits were a great trial for him life is full of tribulations a visitation of the plague (sports) a preliminary competition to determine qualifications the trials for the semifinals began yesterday