1. A book in which accounts are kept.

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

• zccount book,
• sccount book,
• wccount book,
• qccount book,
• axcount book,
• avcount book,
• afcount book,
• adcount book,
• acxount book,
• acvount book,
• acfount book,
• acdount book,
• acciunt book,
• acckunt book,
• acclunt book,
• accpunt book,
• acc0unt book,
• acc9unt book,
• accoynt book,
• accohnt book

The adjective form of the word "account book" is "accounting".

The plural of the "account book" can be the "account books".

The singular of the "account book" can be the "account book".