I. “+ adjective
Etymology: non- (I) + book, n.
: being something other than a book : being a manuscript, microfilm, map, or other library holding that is not a book
housing and arrangement of nonbook materials — W.H.Jesse
II. ˈnän sometimes ˈnən ˌ¦ noun
: a book that has little literary merit or factual information and is often a compilation (as of pictures or press clippings)