prolog

/ˈproʊlɔɡ/
noun
  1. An introductory section of a literary work, play, or program; a preface or opening scene.
    • Shakespeare's plays often begin with a prolog spoken by a single actor.
    • The movie's prolog shows the hero's childhood before jumping to the main story.
    • The prolog of the novel sets the scene in a war-torn kingdom.
  2. An introductory event or action that leads to something more important.
    • Their first meeting was a prolog to a lifelong friendship.
    • The opening ceremony served as a prolog to the week-long festival.
    • The small protest was a prolog to the larger revolution that followed.
verb
  1. To introduce or begin with a prolog; to preface.
    • They prologed the performance with a short speech about the play's history.
    • The documentary is prologed by a montage of historical photographs.
    • The author prologed the book with a letter to the reader.
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