Definitions for "Novella"
Keywords:  prose, fiction, tale, narrative, story
one long story by a single author, usually printed by itself
Italian: n. a short prose tale. For example, Hemingway's The Old Man and The Sea is a novella.
a short novel
Keywords:  nice, fan, shorter, theme, collection
a nice add-on to any Cooper fan's collection
a shorter novel in a collection with several other theme-related titles