diary

noun

di·​a·​ry ˈdī-(ə-)rē 

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

Synonyms

• daybook
• journal

Examples of diary in a Sentence

has diligently kept a diary since she was 15

Recent Examples on the Web

The Five-Minute Journal $29 Amazon Thoughtful gift incoming: Encourage their best habits with this simple diary, which is designed to increase mindfulness, gratitude, and confidence in just five minutes a day. —Jake Henry Smith, Glamour, 25 Oct. 2024

Before her death, Westwood transferred her creative estate to the foundation, including her copyrights and intellectual property such as designs, artwork, works of art, writings, diaries, notes, drawings and other material. —Samantha Conti, WWD, 23 Oct. 2024

The boat was in perfect condition, with all of the contents, including Bessie’s diary, intact. —Graham Averill, Outside Online, 18 Oct. 2024

Edwards relied greatly on Ailey’s voluminous notebooks and diaries to chart his story, which could not be recounted in a linear way. —Hilton Als, The New Yorker, 14 Oct. 2024

Word History

Etymology

Latin diarium, from dies day — more at deity

First Known Use

1581, in the meaning defined at sense 1

Phrases Containing diary

• keep a diary

Kids Definition

diary

noun

di·​a·​ry ˈdī-(ə-)rē 

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