retrial n 1: a new trial in which issues already litigated and to which the court has already rendered a verdict or decision are reexamined by the same court; occurs when the initial trial is found to have been improper or unfair due to procedural errors
Retrial \Re*tri"al\, n. A secdond trial, experiment, or test; a second judicial trial, as of an accused person. [1913 Webster]