1. a book containing a collection of case histories or records, especially of legal cases or medical cases used for reference or study
Usage: commonly used in legal, medical, and educational contexts
2. a record of the cases handled by a professional such as a lawyer, doctor, or social worker
Usage: professional/occupational use

Examples

• The law student reviewed the casebook to prepare for her exam.
• The detective's casebook contained detailed notes on all the investigations he had conducted.
• Medical schools use casebooks to teach students about real patient scenarios.
• The therapist maintained a casebook documenting her clients' progress over the years.
• The prosecutor referenced the casebook when building arguments for the trial.
• This casebook of famous court decisions is required reading for the course.