novel
noun
an extended fictional work in prose; usually in the form of a story
a printed and bound book that is an extended work of fiction
“his bookcases were filled with nothing but novels”
“he burned all the novels”
adjective
original and of a kind not seen before
“the computer produced a completely novel proof of a well-known theorem”
pleasantly new or different
“common sense of a most refreshing sort”
Synonymsrefreshing
Source: WordNet 3.1, Princeton University