It is called a frontispiece.
an illustration is a picture. the word illustration is usually used when talking about a picture in a book.
i cant uderstand the theacher's illustration
Those are called "illustrations." They can be found at the beginning of a book or chapter to provide visual context for the text.
Icon and illustration are synonyms for image. They begin with the letter I.
Illustration is a picture in a book, magazine, or other publication or document.
Picture that was drawn in a book
The Gospel of John.John 1:1 - In the beginning was the Word, and the Word was with God, and the Word was God. [NKJV]
The illustration on the book cover was enriched with vivid colours and artistic drawings.
The word for the beginning part that is 'reflective' is Prologue, and the word for the ending part is Epilogue.
Tome.
illustrator
The root word for "illustration" is "illustrate," which comes from the Latin word "illustrare," meaning "to lighten" or "to illuminate."