'Rehearsal' definitions:

Definition of 'rehearsal'

From: WordNet
noun
A practice session in preparation for a public performance (as of a play or speech or concert); "he missed too many rehearsals"; "a rehearsal will be held the day before the wedding" [syn: rehearsal, dry run]
noun
(psychology) a form of practice; repetition of information (silently or aloud) in order to keep it in short-term memory

Definition of 'Rehearsal'

From: GCIDE
  • Rehearsal \Re*hears"al\ (r?*h?rs"a), n. The act of rehearsing; recital; narration; repetition; specifically, a private recital, performance, or season of practice, in preparation for a public exhibition or exercise. --Chaucer. [1913 Webster]
  • In rehearsal of our Lord's Prayer. --Hooker. [1913 Webster]
  • Here's marvelous convenient place for our rehearsal. --Shak. [1913 Webster]
  • Dress rehearsal (Theater), a private preparatory performance of a drama, opera, etc., in costume. [1913 Webster]