1. A book in which memorandums are written.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• notbook,
• nootebook,
• notebok,
• notebokk,
• noetbook,
• notebook,
• nottebook,
• notebooke,
• bote-book,
• mote-book,
• jote-book,
• hote-book,
• nite-book,
• nkte-book,
• nlte-book,
• npte-book,
• n0te-book,
• n9te-book,
• nore-book,
• nofe-book

The adjective form of the word "note-book" is "notebookish".

The plural form of the word "note-book" is "note-books".

The singular form of the word "Note-book" is "Notebook"