That part of a book or discourse which introduces or leads the way to the main subject, or part; preliminary; matter; preface; proem; exordium.
a book unlike any other
a collection of articles that explores a wide range of compelling cultural subjects in the region, including carnival, romance, funerals, medicine, monuments and dance, among others
A preliminary part of a book that tells what the book is about and how the author intends to cover the subject.
introduces a subject to those who aren't yet familiar with it.
Preliminary remarks pertaining to a piece. Like a foreword, an introduction can be written by the author or an appropriate authority on the subject. If a book has both a foreword and an introduction, the foreword will be written by someone other than the author; the introduction will be more closely tied to the text and will be written by the book's author. ( see: foreword)