di·​a·​ry | \ ˈdī-(ə-)rē How to pronounce diary (audio) \
plural diaries

Definition of diary

1 : a record of events, transactions, or observations kept daily or at frequent intervals : journal especially : a daily record of personal activities, reflections, or feelings
2 : a book intended or used for a diary

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Synonyms for diary


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Examples of diary in a Sentence

has diligently kept a diary since she was 15
Recent Examples on the Web Weaver kept a fairly meticulous diary of the progress of the construction of the bathroom. Kevin Dayhoff, baltimoresun.com/maryland/carroll, "Dayhoff: Uniontown welcomed one of Carroll County’s first bathrooms in 1891," 12 Mar. 2021 Anne Frank, the teenager who had kept a diary while hiding from Nazis in Amsterdam, died there in 1945 at the age of 15. Steve Lopez, Los Angeles Times, "How a picture in a newspaper unlocked childhood mysteries for two Holocaust survivors," 5 Mar. 2021 Then, suddenly this spring, after a bout of firefighting, the diary is bare. The Economist, "Buttonwood Is there an M&A boom coming?," 28 Nov. 2020 In between those photos are glimpses at some of the connective tissue — diary entries, naughty doodles, scribbled lyrics — that joins his art to his artistry. Kory Grow, Rolling Stone, "See Nick Cave’s Rare Photos, Lyrics, and Dirty Doodles From New Book ‘Stranger Than Kindness’," 15 Mar. 2021 An article on Saturday about the Desert X biennial misstated who read passages from Catherine Venn’s homesteading diary in a project by the artist Kim Stringfellow. New York Times, "Corrections: March 16, 2021," 15 Mar. 2021 The woman wasn't alive to tell her story, but her friends sent documents, including old excepts of the woman's diary, to the Prime Minister and senators from rival parties. Hilary Whiteman, CNN, "How rape allegations among Australia's political elite reignited its #MeToo movement," 6 Mar. 2021 Toni turned her sister’s diary over to their friend James Jesus Angleton, CIA chief of counterintelligence. Fritz Hahn, Washington Post, "18 books that capture the spirit and essence of living in D.C.," 4 Mar. 2021 Keith Eckert’s day-by-day diary of running 350 miles of the 2020 Iditarod Trail Invitational in Alaska. Los Angeles Times, "The law that could make L.A. a lot wilder," 4 Mar. 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'diary.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of diary

1581, in the meaning defined at sense 1

History and Etymology for diary

Latin diarium, from dies day — more at deity

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Last Updated

9 Apr 2021

Cite this Entry

“Diary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diary. Accessed 13 Apr. 2021.

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More Definitions for diary



English Language Learners Definition of diary

: a book in which you write down your personal experiences and thoughts each day


di·​a·​ry | \ ˈdī-ə-rē How to pronounce diary (audio) , ˈdī-rē \
plural diaries

Kids Definition of diary

1 : a daily written record especially of personal experiences and thoughts
2 : a book for keeping a record of experiences and thoughts

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