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diary

American  
[dahy-uh-ree] / ˈdaɪ ə ri /

noun

plural

diaries
  1. a daily record, usually private, especially of the writer's own experiences, observations, feelings, attitudes, etc.

    Synonyms:
    chronicle, log, daybook, journal
  2. a book for keeping such a record.

    Synonyms:
    chronicle, log, daybook, journal
  3. a book or pad containing pages marked and arranged in calendar order, in which to note appointments and the like.


diary British  
/ ˈdaɪərɪ /

noun

  1. a personal record of daily events, appointments, observations, etc

  2. a book for keeping such a record

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of diary

1575–85; < Latin diārium daily allowance, journal, equivalent to di ( ēs ) day + -ārium -ary

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Is this where she lived and slept and wrote in her diary and —was Luc in this room, too?

From Literature

The Y2K aesthetic elicits a young girl’s diary.

From Los Angeles Times

With a newfound maturity and emotional depth, Swanberg is continuing to make movies that are part diary, part generational markers.

From Los Angeles Times

One Berliner wrote in his diary: “For the right price, you can get anything you want.”

From The Wall Street Journal

Right before his 19th birthday, Rosenzweig wrote in his diary: “You believe you are philosophizing but you are only writing your own biography.”

From The Wall Street Journal