A short introductory statement placed at the beginning of a book or other published work, typically written by someone other than the principal author, that provides background information or context.
In her foreword, the editor explains how the anthology was assembled.
forewordverb
To write or provide a foreword for (a book or other published work).
The collection was foreworded by a Nobel Prize-winning author.
forewordadjektiv
Relating to or contained in a foreword.
The foreword pages offer a concise history of the project.