di·​a·​ry | \ˈdī-(ə-)rē \
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


daybook, journal

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Examples of diary in a Sentence

has diligently kept a diary since she was 15

Recent Examples on the Web

There’s perhaps no one better suited for the throwback glamour of Paris Couture Week than Chachki—see for yourself and look at her exclusive photo diary above. Rachel Hahn, Vogue, "Violet Chachki Takes on Paris Couture Week—And It’s Fabulous," 11 July 2018 Likewise, the prison diary of Vibia Perpetua of Carthage, who was martyred in 203 at the age of 21 after becoming a Christian convert, recorded both her inner thoughts and daily life, making her the founding mother of prison literature. Amanda Foreman, WSJ, "Literature Behind Bars," 12 July 2018 In their diaries, Bostonians of the 1800s described being part of the crowds at concerts as part of the pleasure of attendance. Nancy Baym, WIRED, "Book Excerpt: How Music Fans Built the Internet," 10 July 2018 Those shopping bags on the floor, sent by the German artist Maria Eichhorn, are filled with empty tea boxes, plastic water bottles, and chewing gum wrappers discarded by people installing the show, a kind of behind-the-scenes gallery diary. Joseph Giovannini, New York Times, "Swiss Institute Has a New Home Ready-Made for Art," 28 June 2018 The Brewers' Twitter account, which has become a running diary of memorable moments in 2018, has the video. Jr Radcliffe, Milwaukee Journal Sentinel, "Clash at Coors Field: Milwaukee 'Raptor' takes on a purple triceratops," 11 May 2018 One of the most important events from the queen’s diary for the whole year is the Royal Windsor Horse Show. Stephanie Nolasco, Fox News, "Meghan Markle will struggle with royal life if she doesn't play by monarchy rules, warn palace insiders," 10 May 2018 Check out O'Rourke's photo diary from their trip through this dreamy, lush land. Julie O'rourke, Bon Appetit, "Julie O'Rourke's Road Trip Through Portugal Has Us Dreaming of Summer," 16 Feb. 2018 Post-Traumatic — his first solo album under his own name – began production months after Bennington’s death, the work progresses chronologically, and in diary-like form, through all stages of the grieving process. A.d. Amorosi, Philly.com, "Linkin Park cofounder Mike Shinoda celebrates and mourns Chester Bennington in upcoming concert at the BB&T Pavilion," 28 June 2018

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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Statistics for diary

Last Updated

5 Nov 2018

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Time Traveler for diary

The first known use of diary was in 1581

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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, 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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Comments on diary

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