What is a dominant feature of an epic?

Answer 1

http://www.answers.com/epic
http://www.lausd.k12.ca.us/lausd/resources/Literary.Terms.html#Epic

~It's L-O-N-G!
~It has a true hero, in the ancient and traditional sense of the word.
~It has dignified language, not slang.
~It has a significant theme carried through the entire work.

=)