noun: (software engineering) The process of inspecting algorithms and source code by following paths through the algorithms or code as determined by input conditions and choices made along the way.
noun: (video games) A playthrough that details the steps involved in winning the game.
noun: (accounting) A financial audit that traces a sample transaction through the system to ensure that it is processed and reported correctly.
noun: A theatrical or film rehearsal in which the actors move around the stage or set but are not in costume.