- The definition of a prologue is something that comes before an introduction to a book or play, or may be an action or situation that leads to something else.
- An introduction before a book begins is an example of a prologue.
- Riots caused by dissatisfaction with the government may be a prologue to a revolution.
prologue definition by Webster's New World
- an introduction to a poem, play, etc.; esp., introductory lines spoken by a member of the cast before a dramatic performance
- the actor speaking such lines
- a preliminary act or course of action foreshadowing greater events
Origin: Middle English prologe ; from Middle French ; from Classical Latin prologus ; from Classical Greek prologos ; from pro-, before plush logos, discourse: see pro- and amp; logic
prologue definition by American Heritage Dictionary
- An introduction or preface, especially a poem recited to introduce a play.
- An introduction or introductory chapter, as to a novel.
- An introductory act, event, or period.
Origin: Middle English prolog, from Old French prologue, from Latin prologus, from Greek prologos : pro-, before; see pro-2 + logos, speech; see leg- in Indo-European roots.