Diary I ˈdaɪəri Year Write Noun Regularly Peter

• do you keep a diary (= write one regularly)?
• peter began writing his diary in october last year.
• the diaries of samuel pepys
• the writer's letters and diaries are being published next year.

diary

1. a book in which you can write down the experiences you have each day, your private thoughts, etc.
• SEE ALSO journal
  https://www.oxfordlearnersdictionaries.com/definition/english/journal
• Do you keep a diary (= write one regularly)?
• Peter began writing his diary in October last year.
• the diaries of Samuel Pepys
• The writer's letters and diaries are being published next year.
• I think I'm going to start an online diary.
• a travel/sleep/food diary
• ‘It's all over,’ he wrote in his diary for April 21.
• her diary entry for 9 December 2017

Extra Examples

• He jotted down observations on the animals' habits in his field diary.
• I starting keeping a diary when I was thirteen.
• No one is allowed to read my diary.
• I used to keep a secret diary when I was a teenager.
• She writes her thoughts down in her personal diary every night.
• The captain recorded in his diary that food supplies were running low.
• The play is based on the diary of Anne Frank.
• This was the very last entry in her diary.
2. a book or an app with spaces for each day of the year in which you can record things you have to do in the future
• I used to keep a desk diary for business appointments.
• an appointments diary
• I've made a note in my diary.

Extra Examples

• I didn't have the meeting in my diary.
• Put it in your diary before you forget.
• I'm afraid my diary is full for this week, but I could see you next Monday.

Word Origin

• late 16th cent.: from Latin diarium, from dies ‘day’.