diary
/ˈdaɪəri/
noun
- A book in which you write about your personal experiences, thoughts, and feelings each day.
- Keeping a diary can help you understand your emotions better.
- She writes in her diary every night before going to sleep.
- I found my old diary from high school and laughed at the entries.
- A book or calendar with spaces for each day of the year, used to record appointments, meetings, or things to do.
- Don't forget to mark the deadline in your diary.
- I checked my diary and I'm free on Tuesday afternoon.
- The manager keeps a diary of all client meetings.