plural of trial run

(law) A trial by judge as opposed to a trial by jury.

A trial held for appearance's sake, but for which the verdict is predetermined; especially when the verdict is "guilty", and the purpose of the trial is to make an example of the accused.

The process of finding a solution to a problem by trying many possible solutions and learning from mistakes until success is attained.

(cycling, motor racing) An unpaced race in which riders or teams leaving at regular intervals are timed over a preset course or distance, the winner being the rider or team to finish in the fastest time.

(law) An archaic practice by which a person accused of a crime could prove his innocence by his survival of physically painful tests.

(law) A legal process in which the guilt or liability of a party is determined by a jury, a group of citizens selected from the local population.

A staged trial, running in parallel with a real one that is thought to be politically motivated or otherwise rigged, in which the truth can be made public.

A test in which a person is exposed to flames in order to assess their truthfulness, commitment, courage etc.

A contest between gun dogs / A practical test, especially one conducted in the wild