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

Synonyms for diary


Visit the Thesaurus for More 

Examples of diary in a Sentence

has diligently kept a diary since she was 15
Recent Examples on the Web To the person who stole my diary and then died: My thoughts are with your family. Marisa Lascala, Good Housekeeping, 14 Apr. 2022 That has been the biggest relief, was writing this thing that was taken from my diary, essentially, and unsure if anyone would be able to take anything from this. Steve Baltin, Forbes, 14 Apr. 2022 The beginnings of this lifelong search for love and fulfillment are documented in her private diary. Katie Hafner, Scientific American, 31 Mar. 2022 Two diary entries, from 2008, are about interacting with lazy employees at places of business. Washington Post, 5 Oct. 2021 Before the Inspiration4 crew blasts off to space for a three-day mission on Wednesday, click here to read all of Arceneaux's diary entries. Hayley Arceneaux, PEOPLE.com, 14 Sep. 2021 This unusual job also gives Mills a way to peer inside the character’s head, as Johnny records audio diary entries as much for our benefit as his own. Peter Debruge, Variety, 2 Sep. 2021 The game’s change log on GitHub reads like the diary of someone advancing their technical skills in between casting votes at the United Nations. Matt Pearcestaff Writer, Los Angeles Times, 14 Apr. 2022 Though the diary is from the late 1930s, few were interested then in an introspective, self-indulgent, and utterly romantic account of life on a Greek island during World War II. Robert D. Kaplan, WSJ, 8 Apr. 2022 See More

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.

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

Buying Guide

Our Reviews team has selected the best 2022 planners.

Learn More About diary

Dictionary Entries Near diary




See More Nearby Entries 

Statistics for diary

Last Updated

15 May 2022

Cite this Entry

“Diary.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/diary. Accessed 22 May. 2022.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

More Definitions for diary


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

More from Merriam-Webster on diary

Nglish: Translation of diary for Spanish Speakers

Britannica English: Translation of diary for Arabic Speakers

Britannica.com: Encyclopedia article about diary


Test Your Vocabulary

Name That Food

  • a-light
  • Name these cookies!
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

Universal Daily Crossword

A daily challenge for crossword fanatics.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!