Prologue

Noun

 * 1) A speech or section used as an introduction, especially to a play or novel.
 * 2)  A component of a computer program that prepares the computer to execute a routine.

Thesaurus
act, afterpiece, avant-propos, bit, breakthrough, chaser, curtain, curtain call, curtain raiser, divertimento, divertissement, epilogue, exode, exodus, exordium, expository scene, finale, foreword, front matter, frontispiece, hoke act, innovation, interlude, intermezzo, intermission, introduction, leap, number, overture, postulate, preamble, preface, prefix, prefixture, preliminary, prelude, premise, presupposition, proem, prolegomena, prolegomenon, prolepsis, protasis, routine, scene, shtick, sketch, skit, song and dance, stand-up comedy act, striptease, turn, verse, voluntary

Translations

 * Czech:
 * Dutch: proloog
 * Finnish:


 * Scottish Gaelic:
 * Serbian:
 * Spanish: