Definition of diary in English:


Line breaks: diary
Pronunciation: /ˈdʌɪəri

noun (plural diaries)

1A book in which one keeps a daily record of events and experiences.
More example sentences
  • In either case, keep a diary or other written record of events.
  • All participants completed a stress scale questionnaire and kept a daily food diary.
  • Throughout the study, participants kept a daily symptom diary and completed a quality-of-life questionnaire.
journal, memoir, chronicle, log, logbook, weblog, blog, vlog, day-by-day account, daily record, history, annal, record, moblog;
North American daybook
1.1British A book with spaces for each day of the year in which one notes appointments or information.
More example sentences
  • You should not be foolish enough to venture on to the British rail network with anything like a scheduled appointment in your diary.
  • You got an alphabetised phone and address book, an appointments diary and a basic notepad so you could jot down short text pieces.
  • Like most people I used to keep a personal diary for appointments etc in the form of something called paper.
appointment book, engagement book, organizer, personal organizer, calendar, agenda;
schedule, timetable, programme
trademark Filofax
1.2A column in a newspaper or magazine giving news or gossip on a particular topic: the City Diary
More example sentences
  • The next day he'd even got the story in some of the newspaper diaries.
  • Balance is important; no newspaper is exclusively politics or celebrity gossip, so the diary cannot be that way either.
  • Yet in the news pages, entertainment columns and social diaries of the same publications, the celebrity cycle continues to turn.


late 16th century: from Latin diarium, from dies 'day'.

Definition of diary in: