diary

noun

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

Examples of diary in a Sentence

has diligently kept a diary since she was 15
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
There is advice for journaling and a plethora of purchasing options for gratitude notebooks and diaries. Monica Y. Bartlett, The Conversation, 24 Apr. 2025 These aren’t my words, or even the diaries of a polar explorer, but those of my grandmother Sara Eubanks, who traveled to what is called the white continent in January 2003 in celebration of my grandfather Robert’s 70th birthday. Caroline Eubanks, Chicago Tribune, 23 Apr. 2025 Foxx also starred on the one-season Netflix series, Dad Stop Embarrassing Me!, which is based off of some of the real-life scenarios that his daughter, Corinne Foxx, wrote in her diary. Andrea Wurzburger, People.com, 15 Apr. 2025 Following the confrontation, Rourke was immediately called to the diary room. Mathew Rodriguez, Them., 14 Apr. 2025 See All Example Sentences for diary

Word History

Etymology

Latin diarium, from dies day — more at deity

First Known Use

1581, in the meaning defined at sense 1

Time Traveler
The first known use of diary was in 1581

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Cite this Entry

“Diary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diary. Accessed 1 May. 2025.

Kids Definition

diary

noun
di·​a·​ry ˈdī-(ə-)rē How to pronounce diary (audio)
plural diaries
: a daily record especially of personal experiences and thoughts
also : a book for keeping such a record
Etymology

from Latin diarium "a record of business dealings or activities during the day," from dies "day" — related to meridian, sunday see Word History at sunday

More from Merriam-Webster on diary

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