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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.

They spoke to youth ambassadors and charity workers, including the chief executive of the Holocaust Memorial Day Trust, and viewed a painting featuring excerpts from Anne Frank's diary.

From BBC

I even wrote my diary entries by candlelight.

From The Wall Street Journal

“I think Wendy’s cool because she saw it,” Lieb said of a colleague who has glimpsed the outside of the formula diary.

From The Wall Street Journal

An attorney retained by Andrew’s family told ABC7 that moments before the killing, Andrew read a diary entry in which his wife described engaging in infidelity.

From Los Angeles Times

We’ve got daily recommendations for what to watch, critical diaries, videos and a steady stream of screening notes, interviews and events.

From Los Angeles Times