REHEARSAL
rehearsal
(noun) (psychology) a form of practice; repetition of information (silently or aloud) in order to keep it in short-term memory
rehearsal, dry run
(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”
Source: WordNet® 3.1
Etymology
Noun
rehearsal (countable and uncountable, plural rehearsals)
The practicing of something which is to be performed before an audience, usually to test or improve the interaction between several participating people, or to allow technical adjustments with respect to staging to be done.
Source: Wiktionary
Re*hears"al (r*hrs"a), n.
Definition: 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.
In rehearsal of our Lord's Prayer. Hooker.
Here's marvelous convenient place for our rehearsal. Shak.
Dress rehearsal (Theater), a private preparatory performance of a
drama, opera, etc., in costume.
Source: Webster’s Unabridged Dictionary 1913 Edition