Définitions
1.NounA trial or practice run of a piece of equipment in its intended usage environment to check for errors before final deployment.
2.NounA test which assesses the performance of an engine or vehicle on the road.
3.NounA driving test.
4.VerbTo make a trial of, or to test, (a piece of equipment) in its intended usage environment before its final deployment.
5.VerbTo test the performance of (an engine or vehicle) on the road.