Logbook (noun)

1. A book in which a record is kept of the events that happen during a voyage or flight.
2. A book in which a record is kept of the events that happen during a particular period of time, such as a day, a week, or a month.

Origin:

From middle english logge, from old english lagu, from proto-germanic *lōgaz.

Examples:

1. The captain kept a logbook of the ship's voyage.
2. The pilot filled out the logbook before taking off.
3. The logbook was used to record the ship's position and weather conditions.
4. The logbook was used to keep a record of the engine's performance.
5. The logbook was used to record the crew's daily activities and observations.