An epigraph can be eminent in four different meanings:
1. It can be a writing on a building, statue, carving, etc.
2. The inscription on a coin, like the date on a penny.
3. A slogan of some sort titling a new paragraph in a reading.
4. "A quotaion on the title page of a book" (296).
Cudden, J. A. A Dictionary of Literary Terms and Literary Theory. Great Britain: Worcester, 1977.