preface

American  

[pref-is] / ˈprɛf ɪs /

noun

1. a preliminary statement in a book by the book's author or editor, setting forth its purpose and scope, expressing acknowledgment of assistance from others, etc.

   Antonyms:

   appendix

2. an introductory part, as of a speech.

   Synonyms:

   prologue, preamble

   Antonyms:

   epilogue

3. something preliminary or introductory.

   The meeting was the preface to an alliance.

   Synonyms:

   prologue, preamble

   Antonyms:

   epilogue

4. Ecclesiastical. a prayer of thanksgiving, the introduction to the canon of the Mass, ending with the Sanctus.

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verb (used with object)

prefaced, prefacing

1. to provide with or introduce by a preface.

2. to serve as a preface to.

preface British  

/ ˈprɛfɪs /

noun

1. a statement written as an introduction to a literary or other work, typically explaining its scope, intention, method, etc; foreword

2. anything introductory

3. RC Church a prayer of thanksgiving and exhortation serving as an introduction to the canon of the Mass

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verb

1. to furnish with a preface

2. to serve as a preface to

Related Words

See introduction.

Other Word Forms

• prefacer noun
• unprefaced adjective

Etymology

Origin of preface

First recorded in 1350–1400; Middle English, from Middle French, from Medieval Latin prēfātia, for Latin praefātiō “a saying beforehand,” equivalent to praefāt(us) (past participle of praefārī “to say beforehand”; pre-, fate ) + -iōn- -ion

Example Sentences

This preface, which harks back to “Richard II” and “Henry IV, Parts 1 and 2” in addition to the three parts of “Henry VI” that immediately precede “Richard III,” crowds an already crowded plot.

From Los Angeles Times • Feb. 26, 2026

As climate scientist Kevin Trenberth noted in the preface, the collection is designed as an ongoing effort that reflects the evolving nature of climate science.

From Science Daily • Jan. 14, 2026

In a preface, the film director Guillermo del Toro likens this collection to early modern cabinets of curiosities, whose juxtapositions of natural and artificial objects were meant to expose a hidden order of existence.

From The Wall Street Journal • Nov. 21, 2025

On Friday, before introducing Edgardo Henriquez, Leitz delivered a proper preface and farewell all in one.

From Los Angeles Times • Sep. 20, 2025

Galileo had had the preface set in a different typeface from the rest of the book, clearly indicating that it did not represent his own views.

From "The Scientists" by John Gribbin

Related Words

• foreword
• preamble
• prologue