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.
Her passport and diaries and Airpods sit in the basement in a box marked Important. Sarah Adler september 8, Literary Hub, 8 Sep. 2025 Sharing diaries could also hint toward the two camps finding a time for Prince Harry and King Charles to meet in person. Stephanie Petit, PEOPLE, 8 Sep. 2025 Especially in the early diaries, those little visual things bring the memories back vividly. Jordan Greene, People.com, 8 Sep. 2025 While getting the ensemble back together presented a logistical puzzle with the actors in such demand following the success of the original, diaries have now been cleared. Max Goldbart, Deadline, 5 Sep. 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

Browse Nearby Words

Cite this Entry

“Diary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diary. Accessed 14 Sep. 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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