prerehearsal

adj

1. (not-comparable)Before a dramatic rehearsal.

noun

1. An informal rehearsal done very early in process of preparing a performance.

   “Then, later on, before we starting shooting, after we had gotten cast, everybody came in and sat around at a table and read it. We did kind of a prerehearsal, and that was very valuable to me. Because you see who you're working with.”

   “There were some prerehearsals in small groups, but more often they were put together on the spot or just minutes prior to the practice jam sessions.”