noun. 1. With regard to analyses or experiments, one practice session or performance of a chosen job. 2. Reference: clinical trial. 3. With regard to parapsychology research, any sole effort by an involved party to identify a target by clairvoyance or telepathy or to impact a target by psychokinesis, in experiments utilizing zener cards, each turn of a card is thus a distinct and independent trial.
TRIAL: “The trial is approaching quickly and our case is not solid.”