noun
short (book, etc.); small volume
Used to describe a book or written work that is short in length. Often contrasted with 大部 (たいぶ, 'long/large volume').
Antonyms: 大部
この小説は小部なので、一日で読める。
This novel is short, so I can read it in a day.
小部の詩集を出版した。
I published a short collection of poems.